Home / 148,418.57-222,648.65-48,586.61

Finding the Fourth Proportional to 148,418.57, 222,648.65 and 48,586.61

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Solution

The fourth proportional to 148,418.57, 222,648.65 and 48,586.61 is: 72,886.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,418.57 : 222,648.65 = 48,586.61 : x
  2. Step 2: Convert to fraction form
    148,418.57/222,648.65 = 48,586.61/x
  3. Step 3: Cross multiply
    148,418.57x = 222,648.65 × 48,586.61
  4. Step 4: Simplify right side
    148,418.57x = 10,817,743,124.58
  5. Step 5: Solve for x
    x = 10,817,743,124.58/148,418.57
  6. Step 6: Final answer
    x = 72,886.72

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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.