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Finding the Fourth Proportional to 59,929.80, 82,703.76 and 33,073.32

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Solution

The fourth proportional to 59,929.80, 82,703.76 and 33,073.32 is: 45,641.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,929.80 : 82,703.76 = 33,073.32 : x
  2. Step 2: Convert to fraction form
    59,929.80/82,703.76 = 33,073.32/x
  3. Step 3: Cross multiply
    59,929.80x = 82,703.76 × 33,073.32
  4. Step 4: Simplify right side
    59,929.80x = 2,735,287,919.68
  5. Step 5: Solve for x
    x = 2,735,287,919.68/59,929.80
  6. Step 6: Final answer
    x = 45,641.53

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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.