Home / 134,478.36-201,718.62-45,752.04

Finding the Fourth Proportional to 134,478.36, 201,718.62 and 45,752.04

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Solution

The fourth proportional to 134,478.36, 201,718.62 and 45,752.04 is: 68,628.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,478.36 : 201,718.62 = 45,752.04 : x
  2. Step 2: Convert to fraction form
    134,478.36/201,718.62 = 45,752.04/x
  3. Step 3: Cross multiply
    134,478.36x = 201,718.62 × 45,752.04
  4. Step 4: Simplify right side
    134,478.36x = 9,229,038,370.98
  5. Step 5: Solve for x
    x = 9,229,038,370.98/134,478.36
  6. Step 6: Final answer
    x = 68,628.43

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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.