Home / 89,071.74-133,614.09-29,906.91

Finding the Fourth Proportional to 89,071.74, 133,614.09 and 29,906.91

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Solution

The fourth proportional to 89,071.74, 133,614.09 and 29,906.91 is: 44,862.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,071.74 : 133,614.09 = 29,906.91 : x
  2. Step 2: Convert to fraction form
    89,071.74/133,614.09 = 29,906.91/x
  3. Step 3: Cross multiply
    89,071.74x = 133,614.09 × 29,906.91
  4. Step 4: Simplify right side
    89,071.74x = 3,995,984,564.36
  5. Step 5: Solve for x
    x = 3,995,984,564.36/89,071.74
  6. Step 6: Final answer
    x = 44,862.54

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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.