Home / 92,217.11-126,430.13-90,535.86

Finding the Fourth Proportional to 92,217.11, 126,430.13 and 90,535.86

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Solution

The fourth proportional to 92,217.11, 126,430.13 and 90,535.86 is: 124,125.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,217.11 : 126,430.13 = 90,535.86 : x
  2. Step 2: Convert to fraction form
    92,217.11/126,430.13 = 90,535.86/x
  3. Step 3: Cross multiply
    92,217.11x = 126,430.13 × 90,535.86
  4. Step 4: Simplify right side
    92,217.11x = 11,446,460,775.80
  5. Step 5: Solve for x
    x = 11,446,460,775.80/92,217.11
  6. Step 6: Final answer
    x = 124,125.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.