Home / 162,881.20-244,313.70-84,003.40

Finding the Fourth Proportional to 162,881.20, 244,313.70 and 84,003.40

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Solution

The fourth proportional to 162,881.20, 244,313.70 and 84,003.40 is: 126,000.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,881.20 : 244,313.70 = 84,003.40 : x
  2. Step 2: Convert to fraction form
    162,881.20/244,313.70 = 84,003.40/x
  3. Step 3: Cross multiply
    162,881.20x = 244,313.70 × 84,003.40
  4. Step 4: Simplify right side
    162,881.20x = 20,523,181,466.58
  5. Step 5: Solve for x
    x = 20,523,181,466.58/162,881.20
  6. Step 6: Final answer
    x = 126,000.92

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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.