Home / 119,669.20-179,503.80-49,529.68

Finding the Fourth Proportional to 119,669.20, 179,503.80 and 49,529.68

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Solution

The fourth proportional to 119,669.20, 179,503.80 and 49,529.68 is: 74,294.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,669.20 : 179,503.80 = 49,529.68 : x
  2. Step 2: Convert to fraction form
    119,669.20/179,503.80 = 49,529.68/x
  3. Step 3: Cross multiply
    119,669.20x = 179,503.80 × 49,529.68
  4. Step 4: Simplify right side
    119,669.20x = 8,890,765,772.78
  5. Step 5: Solve for x
    x = 8,890,765,772.78/119,669.20
  6. Step 6: Final answer
    x = 74,294.52

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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.