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Finding the Fourth Proportional to 245,049.68, 367,431.80 and 95,114.81

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Solution

The fourth proportional to 245,049.68, 367,431.80 and 95,114.81 is: 142,616.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,049.68 : 367,431.80 = 95,114.81 : x
  2. Step 2: Convert to fraction form
    245,049.68/367,431.80 = 95,114.81/x
  3. Step 3: Cross multiply
    245,049.68x = 367,431.80 × 95,114.81
  4. Step 4: Simplify right side
    245,049.68x = 34,948,205,705.30
  5. Step 5: Solve for x
    x = 34,948,205,705.30/245,049.68
  6. Step 6: Final answer
    x = 142,616.82

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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.