Home / 119,001.38-178,503.23-30,254.88

Finding the Fourth Proportional to 119,001.38, 178,503.23 and 30,254.88

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Solution

The fourth proportional to 119,001.38, 178,503.23 and 30,254.88 is: 45,382.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,001.38 : 178,503.23 = 30,254.88 : x
  2. Step 2: Convert to fraction form
    119,001.38/178,503.23 = 30,254.88/x
  3. Step 3: Cross multiply
    119,001.38x = 178,503.23 × 30,254.88
  4. Step 4: Simplify right side
    119,001.38x = 5,400,593,651.99
  5. Step 5: Solve for x
    x = 5,400,593,651.99/119,001.38
  6. Step 6: Final answer
    x = 45,382.62

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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.