Home / 89,227.20-133,727.40-36,577.20

Finding the Fourth Proportional to 89,227.20, 133,727.40 and 36,577.20

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Solution

The fourth proportional to 89,227.20, 133,727.40 and 36,577.20 is: 54,819.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,227.20 : 133,727.40 = 36,577.20 : x
  2. Step 2: Convert to fraction form
    89,227.20/133,727.40 = 36,577.20/x
  3. Step 3: Cross multiply
    89,227.20x = 133,727.40 × 36,577.20
  4. Step 4: Simplify right side
    89,227.20x = 4,891,373,855.28
  5. Step 5: Solve for x
    x = 4,891,373,855.28/89,227.20
  6. Step 6: Final answer
    x = 54,819.31

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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.