Home / 119,770.20-179,655.30-88,277.40

Finding the Fourth Proportional to 119,770.20, 179,655.30 and 88,277.40

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Solution

The fourth proportional to 119,770.20, 179,655.30 and 88,277.40 is: 132,416.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,770.20 : 179,655.30 = 88,277.40 : x
  2. Step 2: Convert to fraction form
    119,770.20/179,655.30 = 88,277.40/x
  3. Step 3: Cross multiply
    119,770.20x = 179,655.30 × 88,277.40
  4. Step 4: Simplify right side
    119,770.20x = 15,859,502,780.22
  5. Step 5: Solve for x
    x = 15,859,502,780.22/119,770.20
  6. Step 6: Final answer
    x = 132,416.10

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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.