Home / 92,260.20-127,331.26-51,981.90

Finding the Fourth Proportional to 92,260.20, 127,331.26 and 51,981.90

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Solution

The fourth proportional to 92,260.20, 127,331.26 and 51,981.90 is: 71,741.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,260.20 : 127,331.26 = 51,981.90 : x
  2. Step 2: Convert to fraction form
    92,260.20/127,331.26 = 51,981.90/x
  3. Step 3: Cross multiply
    92,260.20x = 127,331.26 × 51,981.90
  4. Step 4: Simplify right side
    92,260.20x = 6,618,920,824.19
  5. Step 5: Solve for x
    x = 6,618,920,824.19/92,260.20
  6. Step 6: Final answer
    x = 71,741.89

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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.