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Finding the Fourth Proportional to 88,732.70, 133,033.40 and 41,930.90

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Solution

The fourth proportional to 88,732.70, 133,033.40 and 41,930.90 is: 62,865.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,732.70 : 133,033.40 = 41,930.90 : x
  2. Step 2: Convert to fraction form
    88,732.70/133,033.40 = 41,930.90/x
  3. Step 3: Cross multiply
    88,732.70x = 133,033.40 × 41,930.90
  4. Step 4: Simplify right side
    88,732.70x = 5,578,210,192.06
  5. Step 5: Solve for x
    x = 5,578,210,192.06/88,732.70
  6. Step 6: Final answer
    x = 62,865.33

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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.