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Finding the Fourth Proportional to 59,062.98, 81,332.70 and 52,773.06

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Solution

The fourth proportional to 59,062.98, 81,332.70 and 52,773.06 is: 72,671.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,062.98 : 81,332.70 = 52,773.06 : x
  2. Step 2: Convert to fraction form
    59,062.98/81,332.70 = 52,773.06/x
  3. Step 3: Cross multiply
    59,062.98x = 81,332.70 × 52,773.06
  4. Step 4: Simplify right side
    59,062.98x = 4,292,175,457.06
  5. Step 5: Solve for x
    x = 4,292,175,457.06/59,062.98
  6. Step 6: Final answer
    x = 72,671.16

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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.