Home / 314,930.75-472,579.07-132,548.13

Finding the Fourth Proportional to 314,930.75, 472,579.07 and 132,548.13

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Solution

The fourth proportional to 314,930.75, 472,579.07 and 132,548.13 is: 198,899.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,930.75 : 472,579.07 = 132,548.13 : x
  2. Step 2: Convert to fraction form
    314,930.75/472,579.07 = 132,548.13/x
  3. Step 3: Cross multiply
    314,930.75x = 472,579.07 × 132,548.13
  4. Step 4: Simplify right side
    314,930.75x = 62,639,471,342.90
  5. Step 5: Solve for x
    x = 62,639,471,342.90/314,930.75
  6. Step 6: Final answer
    x = 198,899.19

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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.