Home / 89,127.72-133,708.45-35,823.85

Finding the Fourth Proportional to 89,127.72, 133,708.45 and 35,823.85

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Solution

The fourth proportional to 89,127.72, 133,708.45 and 35,823.85 is: 53,742.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,127.72 : 133,708.45 = 35,823.85 : x
  2. Step 2: Convert to fraction form
    89,127.72/133,708.45 = 35,823.85/x
  3. Step 3: Cross multiply
    89,127.72x = 133,708.45 × 35,823.85
  4. Step 4: Simplify right side
    89,127.72x = 4,789,951,592.29
  5. Step 5: Solve for x
    x = 4,789,951,592.29/89,127.72
  6. Step 6: Final answer
    x = 53,742.55

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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.