Home / 92,332.20-127,418.52-49,890.72

Finding the Fourth Proportional to 92,332.20, 127,418.52 and 49,890.72

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Solution

The fourth proportional to 92,332.20, 127,418.52 and 49,890.72 is: 68,849.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,332.20 : 127,418.52 = 49,890.72 : x
  2. Step 2: Convert to fraction form
    92,332.20/127,418.52 = 49,890.72/x
  3. Step 3: Cross multiply
    92,332.20x = 127,418.52 × 49,890.72
  4. Step 4: Simplify right side
    92,332.20x = 6,357,001,704.13
  5. Step 5: Solve for x
    x = 6,357,001,704.13/92,332.20
  6. Step 6: Final answer
    x = 68,849.24

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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.