Home / 92,324.61-127,439.12-57,426.44

Finding the Fourth Proportional to 92,324.61, 127,439.12 and 57,426.44

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Solution

The fourth proportional to 92,324.61, 127,439.12 and 57,426.44 is: 79,267.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,324.61 : 127,439.12 = 57,426.44 : x
  2. Step 2: Convert to fraction form
    92,324.61/127,439.12 = 57,426.44/x
  3. Step 3: Cross multiply
    92,324.61x = 127,439.12 × 57,426.44
  4. Step 4: Simplify right side
    92,324.61x = 7,318,374,484.70
  5. Step 5: Solve for x
    x = 7,318,374,484.70/92,324.61
  6. Step 6: Final answer
    x = 79,267.86

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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.