Home / 148,463.28-222,432.48-98,424.72

Finding the Fourth Proportional to 148,463.28, 222,432.48 and 98,424.72

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Solution

The fourth proportional to 148,463.28, 222,432.48 and 98,424.72 is: 147,463.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,463.28 : 222,432.48 = 98,424.72 : x
  2. Step 2: Convert to fraction form
    148,463.28/222,432.48 = 98,424.72/x
  3. Step 3: Cross multiply
    148,463.28x = 222,432.48 × 98,424.72
  4. Step 4: Simplify right side
    148,463.28x = 21,892,854,562.91
  5. Step 5: Solve for x
    x = 21,892,854,562.91/148,463.28
  6. Step 6: Final answer
    x = 147,463.09

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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.