Home / 89,127.72-133,691.76-36,527.76

Finding the Fourth Proportional to 89,127.72, 133,691.76 and 36,527.76

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Solution

The fourth proportional to 89,127.72, 133,691.76 and 36,527.76 is: 54,791.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,127.72 : 133,691.76 = 36,527.76 : x
  2. Step 2: Convert to fraction form
    89,127.72/133,691.76 = 36,527.76/x
  3. Step 3: Cross multiply
    89,127.72x = 133,691.76 × 36,527.76
  4. Step 4: Simplify right side
    89,127.72x = 4,883,460,523.26
  5. Step 5: Solve for x
    x = 4,883,460,523.26/89,127.72
  6. Step 6: Final answer
    x = 54,791.71

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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.