Home / 98,766.20-148,232.26-92,538.38

Finding the Fourth Proportional to 98,766.20, 148,232.26 and 92,538.38

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Solution

The fourth proportional to 98,766.20, 148,232.26 and 92,538.38 is: 138,885.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,766.20 : 148,232.26 = 92,538.38 : x
  2. Step 2: Convert to fraction form
    98,766.20/148,232.26 = 92,538.38/x
  3. Step 3: Cross multiply
    98,766.20x = 148,232.26 × 92,538.38
  4. Step 4: Simplify right side
    98,766.20x = 13,717,173,204.14
  5. Step 5: Solve for x
    x = 13,717,173,204.14/98,766.20
  6. Step 6: Final answer
    x = 138,885.30

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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.