Home / 134,698.17-202,047.26-74,763.43

Finding the Fourth Proportional to 134,698.17, 202,047.26 and 74,763.43

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Solution

The fourth proportional to 134,698.17, 202,047.26 and 74,763.43 is: 112,145.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,698.17 : 202,047.26 = 74,763.43 : x
  2. Step 2: Convert to fraction form
    134,698.17/202,047.26 = 74,763.43/x
  3. Step 3: Cross multiply
    134,698.17x = 202,047.26 × 74,763.43
  4. Step 4: Simplify right side
    134,698.17x = 15,105,746,179.70
  5. Step 5: Solve for x
    x = 15,105,746,179.70/134,698.17
  6. Step 6: Final answer
    x = 112,145.15

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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.