Home / 84,546.98-126,832.93-25,387.42

Finding the Fourth Proportional to 84,546.98, 126,832.93 and 25,387.42

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Solution

The fourth proportional to 84,546.98, 126,832.93 and 25,387.42 is: 38,084.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,546.98 : 126,832.93 = 25,387.42 : x
  2. Step 2: Convert to fraction form
    84,546.98/126,832.93 = 25,387.42/x
  3. Step 3: Cross multiply
    84,546.98x = 126,832.93 × 25,387.42
  4. Step 4: Simplify right side
    84,546.98x = 3,219,960,483.19
  5. Step 5: Solve for x
    x = 3,219,960,483.19/84,546.98
  6. Step 6: Final answer
    x = 38,084.87

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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.