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Finding the Fourth Proportional to 59,972.99, 82,762.92 and 33,115.68

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Solution

The fourth proportional to 59,972.99, 82,762.92 and 33,115.68 is: 45,699.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,972.99 : 82,762.92 = 33,115.68 : x
  2. Step 2: Convert to fraction form
    59,972.99/82,762.92 = 33,115.68/x
  3. Step 3: Cross multiply
    59,972.99x = 82,762.92 × 33,115.68
  4. Step 4: Simplify right side
    59,972.99x = 2,740,750,374.59
  5. Step 5: Solve for x
    x = 2,740,750,374.59/59,972.99
  6. Step 6: Final answer
    x = 45,699.75

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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.