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Finding the Fourth Proportional to 119,749.32, 179,645.04 and 49,677.84

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Solution

The fourth proportional to 119,749.32, 179,645.04 and 49,677.84 is: 74,525.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,749.32 : 179,645.04 = 49,677.84 : x
  2. Step 2: Convert to fraction form
    119,749.32/179,645.04 = 49,677.84/x
  3. Step 3: Cross multiply
    119,749.32x = 179,645.04 × 49,677.84
  4. Step 4: Simplify right side
    119,749.32x = 8,924,377,553.91
  5. Step 5: Solve for x
    x = 8,924,377,553.91/119,749.32
  6. Step 6: Final answer
    x = 74,525.50

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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.