Home / 119,251.13-178,958.70-49,130.44

Finding the Fourth Proportional to 119,251.13, 178,958.70 and 49,130.44

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Solution

The fourth proportional to 119,251.13, 178,958.70 and 49,130.44 is: 73,729.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,251.13 : 178,958.70 = 49,130.44 : x
  2. Step 2: Convert to fraction form
    119,251.13/178,958.70 = 49,130.44/x
  3. Step 3: Cross multiply
    119,251.13x = 178,958.70 × 49,130.44
  4. Step 4: Simplify right side
    119,251.13x = 8,792,319,225.43
  5. Step 5: Solve for x
    x = 8,792,319,225.43/119,251.13
  6. Step 6: Final answer
    x = 73,729.44

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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.