Home / 89,071.38-133,614.09-29,906.82

Finding the Fourth Proportional to 89,071.38, 133,614.09 and 29,906.82

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Solution

The fourth proportional to 89,071.38, 133,614.09 and 29,906.82 is: 44,862.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,071.38 : 133,614.09 = 29,906.82 : x
  2. Step 2: Convert to fraction form
    89,071.38/133,614.09 = 29,906.82/x
  3. Step 3: Cross multiply
    89,071.38x = 133,614.09 × 29,906.82
  4. Step 4: Simplify right side
    89,071.38x = 3,995,972,539.09
  5. Step 5: Solve for x
    x = 3,995,972,539.09/89,071.38
  6. Step 6: Final answer
    x = 44,862.59

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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.