Home / 92,084.13-138,098.93-39,481.11

Finding the Fourth Proportional to 92,084.13, 138,098.93 and 39,481.11

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Solution

The fourth proportional to 92,084.13, 138,098.93 and 39,481.11 is: 59,209.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,084.13 : 138,098.93 = 39,481.11 : x
  2. Step 2: Convert to fraction form
    92,084.13/138,098.93 = 39,481.11/x
  3. Step 3: Cross multiply
    92,084.13x = 138,098.93 × 39,481.11
  4. Step 4: Simplify right side
    92,084.13x = 5,452,298,848.81
  5. Step 5: Solve for x
    x = 5,452,298,848.81/92,084.13
  6. Step 6: Final answer
    x = 59,209.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.