Home / 92,305.13-127,381.08-49,863.66

Finding the Fourth Proportional to 92,305.13, 127,381.08 and 49,863.66

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Solution

The fourth proportional to 92,305.13, 127,381.08 and 49,863.66 is: 68,811.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,305.13 : 127,381.08 = 49,863.66 : x
  2. Step 2: Convert to fraction form
    92,305.13/127,381.08 = 49,863.66/x
  3. Step 3: Cross multiply
    92,305.13x = 127,381.08 × 49,863.66
  4. Step 4: Simplify right side
    92,305.13x = 6,351,686,863.55
  5. Step 5: Solve for x
    x = 6,351,686,863.55/92,305.13
  6. Step 6: Final answer
    x = 68,811.85

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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.