Home / 91,730.18-126,593.17-51,446.33

Finding the Fourth Proportional to 91,730.18, 126,593.17 and 51,446.33

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Solution

The fourth proportional to 91,730.18, 126,593.17 and 51,446.33 is: 70,999.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,730.18 : 126,593.17 = 51,446.33 : x
  2. Step 2: Convert to fraction form
    91,730.18/126,593.17 = 51,446.33/x
  3. Step 3: Cross multiply
    91,730.18x = 126,593.17 × 51,446.33
  4. Step 4: Simplify right side
    91,730.18x = 6,512,753,999.57
  5. Step 5: Solve for x
    x = 6,512,753,999.57/91,730.18
  6. Step 6: Final answer
    x = 70,999.03

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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.