Home / 92,270.71-126,503.05-90,589.15

Finding the Fourth Proportional to 92,270.71, 126,503.05 and 90,589.15

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Solution

The fourth proportional to 92,270.71, 126,503.05 and 90,589.15 is: 124,197.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,270.71 : 126,503.05 = 90,589.15 : x
  2. Step 2: Convert to fraction form
    92,270.71/126,503.05 = 90,589.15/x
  3. Step 3: Cross multiply
    92,270.71x = 126,503.05 × 90,589.15
  4. Step 4: Simplify right side
    92,270.71x = 11,459,803,771.91
  5. Step 5: Solve for x
    x = 11,459,803,771.91/92,270.71
  6. Step 6: Final answer
    x = 124,197.63

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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.