Home / 148,489.18-222,775.23-48,719.54

Finding the Fourth Proportional to 148,489.18, 222,775.23 and 48,719.54

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Solution

The fourth proportional to 148,489.18, 222,775.23 and 48,719.54 is: 73,092.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,489.18 : 222,775.23 = 48,719.54 : x
  2. Step 2: Convert to fraction form
    148,489.18/222,775.23 = 48,719.54/x
  3. Step 3: Cross multiply
    148,489.18x = 222,775.23 × 48,719.54
  4. Step 4: Simplify right side
    148,489.18x = 10,853,506,728.99
  5. Step 5: Solve for x
    x = 10,853,506,728.99/148,489.18
  6. Step 6: Final answer
    x = 73,092.91

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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.