Home / 119,210.62-178,815.46-30,463.98

Finding the Fourth Proportional to 119,210.62, 178,815.46 and 30,463.98

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Solution

The fourth proportional to 119,210.62, 178,815.46 and 30,463.98 is: 45,695.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,210.62 : 178,815.46 = 30,463.98 : x
  2. Step 2: Convert to fraction form
    119,210.62/178,815.46 = 30,463.98/x
  3. Step 3: Cross multiply
    119,210.62x = 178,815.46 × 30,463.98
  4. Step 4: Simplify right side
    119,210.62x = 5,447,430,597.13
  5. Step 5: Solve for x
    x = 5,447,430,597.13/119,210.62
  6. Step 6: Final answer
    x = 45,695.85

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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.