Home / 119,793.28-179,707.12-39,804.04

Finding the Fourth Proportional to 119,793.28, 179,707.12 and 39,804.04

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Solution

The fourth proportional to 119,793.28, 179,707.12 and 39,804.04 is: 59,711.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,793.28 : 179,707.12 = 39,804.04 : x
  2. Step 2: Convert to fraction form
    119,793.28/179,707.12 = 39,804.04/x
  3. Step 3: Cross multiply
    119,793.28x = 179,707.12 × 39,804.04
  4. Step 4: Simplify right side
    119,793.28x = 7,153,069,392.76
  5. Step 5: Solve for x
    x = 7,153,069,392.76/119,793.28
  6. Step 6: Final answer
    x = 59,711.78

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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.