Home / 92,098.12-127,095.60-54,374.80

Finding the Fourth Proportional to 92,098.12, 127,095.60 and 54,374.80

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Solution

The fourth proportional to 92,098.12, 127,095.60 and 54,374.80 is: 75,037.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,098.12 : 127,095.60 = 54,374.80 : x
  2. Step 2: Convert to fraction form
    92,098.12/127,095.60 = 54,374.80/x
  3. Step 3: Cross multiply
    92,098.12x = 127,095.60 × 54,374.80
  4. Step 4: Simplify right side
    92,098.12x = 6,910,797,830.88
  5. Step 5: Solve for x
    x = 6,910,797,830.88/92,098.12
  6. Step 6: Final answer
    x = 75,037.34

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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.