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Finding the Fourth Proportional to 104,046.92, 143,584.28 and 56,301.10

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Solution

The fourth proportional to 104,046.92, 143,584.28 and 56,301.10 is: 77,695.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,046.92 : 143,584.28 = 56,301.10 : x
  2. Step 2: Convert to fraction form
    104,046.92/143,584.28 = 56,301.10/x
  3. Step 3: Cross multiply
    104,046.92x = 143,584.28 × 56,301.10
  4. Step 4: Simplify right side
    104,046.92x = 8,083,952,906.71
  5. Step 5: Solve for x
    x = 8,083,952,906.71/104,046.92
  6. Step 6: Final answer
    x = 77,695.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.