Home / 149,548.91-206,372.46-89,088.23

Finding the Fourth Proportional to 149,548.91, 206,372.46 and 89,088.23

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Solution

The fourth proportional to 149,548.91, 206,372.46 and 89,088.23 is: 122,938.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,548.91 : 206,372.46 = 89,088.23 : x
  2. Step 2: Convert to fraction form
    149,548.91/206,372.46 = 89,088.23/x
  3. Step 3: Cross multiply
    149,548.91x = 206,372.46 × 89,088.23
  4. Step 4: Simplify right side
    149,548.91x = 18,385,356,950.61
  5. Step 5: Solve for x
    x = 18,385,356,950.61/149,548.91
  6. Step 6: Final answer
    x = 122,938.76

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.