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Finding the Fourth Proportional to 86,059.82, 129,070.22 and 32,732.70

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Solution

The fourth proportional to 86,059.82, 129,070.22 and 32,732.70 is: 49,091.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,059.82 : 129,070.22 = 32,732.70 : x
  2. Step 2: Convert to fraction form
    86,059.82/129,070.22 = 32,732.70/x
  3. Step 3: Cross multiply
    86,059.82x = 129,070.22 × 32,732.70
  4. Step 4: Simplify right side
    86,059.82x = 4,224,816,626.53
  5. Step 5: Solve for x
    x = 4,224,816,626.53/86,059.82
  6. Step 6: Final answer
    x = 49,091.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.