Home / 148,271.91-222,414.54-48,438.19

Finding the Fourth Proportional to 148,271.91, 222,414.54 and 48,438.19

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Solution

The fourth proportional to 148,271.91, 222,414.54 and 48,438.19 is: 72,659.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,271.91 : 222,414.54 = 48,438.19 : x
  2. Step 2: Convert to fraction form
    148,271.91/222,414.54 = 48,438.19/x
  3. Step 3: Cross multiply
    148,271.91x = 222,414.54 × 48,438.19
  4. Step 4: Simplify right side
    148,271.91x = 10,773,357,747.28
  5. Step 5: Solve for x
    x = 10,773,357,747.28/148,271.91
  6. Step 6: Final answer
    x = 72,659.47

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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.