Home / 89,169.57-133,753.02-21,702.24

Finding the Fourth Proportional to 89,169.57, 133,753.02 and 21,702.24

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Solution

The fourth proportional to 89,169.57, 133,753.02 and 21,702.24 is: 32,553.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,169.57 : 133,753.02 = 21,702.24 : x
  2. Step 2: Convert to fraction form
    89,169.57/133,753.02 = 21,702.24/x
  3. Step 3: Cross multiply
    89,169.57x = 133,753.02 × 21,702.24
  4. Step 4: Simplify right side
    89,169.57x = 2,902,740,140.76
  5. Step 5: Solve for x
    x = 2,902,740,140.76/89,169.57
  6. Step 6: Final answer
    x = 32,553.04

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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.