Home / 92,304.13-127,379.70-49,862.66

Finding the Fourth Proportional to 92,304.13, 127,379.70 and 49,862.66

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Solution

The fourth proportional to 92,304.13, 127,379.70 and 49,862.66 is: 68,810.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,304.13 : 127,379.70 = 49,862.66 : x
  2. Step 2: Convert to fraction form
    92,304.13/127,379.70 = 49,862.66/x
  3. Step 3: Cross multiply
    92,304.13x = 127,379.70 × 49,862.66
  4. Step 4: Simplify right side
    92,304.13x = 6,351,490,422.69
  5. Step 5: Solve for x
    x = 6,351,490,422.69/92,304.13
  6. Step 6: Final answer
    x = 68,810.47

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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.