Home / 132,416.10-198,624.15-117,900.90

Finding the Fourth Proportional to 132,416.10, 198,624.15 and 117,900.90

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Solution

The fourth proportional to 132,416.10, 198,624.15 and 117,900.90 is: 176,851.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,416.10 : 198,624.15 = 117,900.90 : x
  2. Step 2: Convert to fraction form
    132,416.10/198,624.15 = 117,900.90/x
  3. Step 3: Cross multiply
    132,416.10x = 198,624.15 × 117,900.90
  4. Step 4: Simplify right side
    132,416.10x = 23,417,966,046.74
  5. Step 5: Solve for x
    x = 23,417,966,046.74/132,416.10
  6. Step 6: Final answer
    x = 176,851.35

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1.5x scale

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.