Home / 162,885.20-244,319.70-84,007.40

Finding the Fourth Proportional to 162,885.20, 244,319.70 and 84,007.40

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Solution

The fourth proportional to 162,885.20, 244,319.70 and 84,007.40 is: 126,006.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,885.20 : 244,319.70 = 84,007.40 : x
  2. Step 2: Convert to fraction form
    162,885.20/244,319.70 = 84,007.40/x
  3. Step 3: Cross multiply
    162,885.20x = 244,319.70 × 84,007.40
  4. Step 4: Simplify right side
    162,885.20x = 20,524,662,765.78
  5. Step 5: Solve for x
    x = 20,524,662,765.78/162,885.20
  6. Step 6: Final answer
    x = 126,006.92

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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.