Home / 92,434.15-127,559.13-49,992.68

Finding the Fourth Proportional to 92,434.15, 127,559.13 and 49,992.68

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Solution

The fourth proportional to 92,434.15, 127,559.13 and 49,992.68 is: 68,989.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,434.15 : 127,559.13 = 49,992.68 : x
  2. Step 2: Convert to fraction form
    92,434.15/127,559.13 = 49,992.68/x
  3. Step 3: Cross multiply
    92,434.15x = 127,559.13 × 49,992.68
  4. Step 4: Simplify right side
    92,434.15x = 6,377,022,898.59
  5. Step 5: Solve for x
    x = 6,377,022,898.59/92,434.15
  6. Step 6: Final answer
    x = 68,989.90

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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.