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Finding the Fourth Proportional to 59,972.56, 82,762.45 and 33,115.12

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Solution

The fourth proportional to 59,972.56, 82,762.45 and 33,115.12 is: 45,699.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,972.56 : 82,762.45 = 33,115.12 : x
  2. Step 2: Convert to fraction form
    59,972.56/82,762.45 = 33,115.12/x
  3. Step 3: Cross multiply
    59,972.56x = 82,762.45 × 33,115.12
  4. Step 4: Simplify right side
    59,972.56x = 2,740,688,173.55
  5. Step 5: Solve for x
    x = 2,740,688,173.55/59,972.56
  6. Step 6: Final answer
    x = 45,699.04

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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.