Home / 92,221.23-138,318.08-25,654.49

Finding the Fourth Proportional to 92,221.23, 138,318.08 and 25,654.49

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Solution

The fourth proportional to 92,221.23, 138,318.08 and 25,654.49 is: 38,477.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,221.23 : 138,318.08 = 25,654.49 : x
  2. Step 2: Convert to fraction form
    92,221.23/138,318.08 = 25,654.49/x
  3. Step 3: Cross multiply
    92,221.23x = 138,318.08 × 25,654.49
  4. Step 4: Simplify right side
    92,221.23x = 3,548,478,980.32
  5. Step 5: Solve for x
    x = 3,548,478,980.32/92,221.23
  6. Step 6: Final answer
    x = 38,477.90

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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.