Home / 119,334.62-178,890.15-40,393.58

Finding the Fourth Proportional to 119,334.62, 178,890.15 and 40,393.58

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Solution

The fourth proportional to 119,334.62, 178,890.15 and 40,393.58 is: 60,552.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,334.62 : 178,890.15 = 40,393.58 : x
  2. Step 2: Convert to fraction form
    119,334.62/178,890.15 = 40,393.58/x
  3. Step 3: Cross multiply
    119,334.62x = 178,890.15 × 40,393.58
  4. Step 4: Simplify right side
    119,334.62x = 7,226,013,585.24
  5. Step 5: Solve for x
    x = 7,226,013,585.24/119,334.62
  6. Step 6: Final answer
    x = 60,552.53

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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.