Home / 314,753.90-472,130.27-98,629.18

Finding the Fourth Proportional to 314,753.90, 472,130.27 and 98,629.18

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Solution

The fourth proportional to 314,753.90, 472,130.27 and 98,629.18 is: 147,943.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,753.90 : 472,130.27 = 98,629.18 : x
  2. Step 2: Convert to fraction form
    314,753.90/472,130.27 = 98,629.18/x
  3. Step 3: Cross multiply
    314,753.90x = 472,130.27 × 98,629.18
  4. Step 4: Simplify right side
    314,753.90x = 46,565,820,890.13
  5. Step 5: Solve for x
    x = 46,565,820,890.13/314,753.90
  6. Step 6: Final answer
    x = 147,943.59

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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.