Home / 132,034.88-198,002.60-47,774.21

Finding the Fourth Proportional to 132,034.88, 198,002.60 and 47,774.21

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Solution

The fourth proportional to 132,034.88, 198,002.60 and 47,774.21 is: 71,643.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,034.88 : 198,002.60 = 47,774.21 : x
  2. Step 2: Convert to fraction form
    132,034.88/198,002.60 = 47,774.21/x
  3. Step 3: Cross multiply
    132,034.88x = 198,002.60 × 47,774.21
  4. Step 4: Simplify right side
    132,034.88x = 9,459,416,564.06
  5. Step 5: Solve for x
    x = 9,459,416,564.06/132,034.88
  6. Step 6: Final answer
    x = 71,643.32

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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.