Home / 114,976,924.20-172,465,386.30-103,639,516.20

Finding the Fourth Proportional to 114,976,924.20, 172,465,386.30 and 103,639,516.20

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Solution

The fourth proportional to 114,976,924.20, 172,465,386.30 and 103,639,516.20 is: 155,459,274.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,976,924.20 : 172,465,386.30 = 103,639,516.20 : x
  2. Step 2: Convert to fraction form
    114,976,924.20/172,465,386.30 = 103,639,516.20/x
  3. Step 3: Cross multiply
    114,976,924.20x = 172,465,386.30 × 103,639,516.20
  4. Step 4: Simplify right side
    114,976,924.20x = 17,874,229,197,378,110
  5. Step 5: Solve for x
    x = 17,874,229,197,378,110/114,976,924.20
  6. Step 6: Final answer
    x = 155,459,274.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.