Home / 92,434.50-127,559.16-49,992.12

Finding the Fourth Proportional to 92,434.50, 127,559.16 and 49,992.12

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Solution

The fourth proportional to 92,434.50, 127,559.16 and 49,992.12 is: 68,988.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,434.50 : 127,559.16 = 49,992.12 : x
  2. Step 2: Convert to fraction form
    92,434.50/127,559.16 = 49,992.12/x
  3. Step 3: Cross multiply
    92,434.50x = 127,559.16 × 49,992.12
  4. Step 4: Simplify right side
    92,434.50x = 6,376,952,833.82
  5. Step 5: Solve for x
    x = 6,376,952,833.82/92,434.50
  6. Step 6: Final answer
    x = 68,988.88

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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.