Home / 148,306.07-222,487.73-48,439.42

Finding the Fourth Proportional to 148,306.07, 222,487.73 and 48,439.42

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Solution

The fourth proportional to 148,306.07, 222,487.73 and 48,439.42 is: 72,668.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,306.07 : 222,487.73 = 48,439.42 : x
  2. Step 2: Convert to fraction form
    148,306.07/222,487.73 = 48,439.42/x
  3. Step 3: Cross multiply
    148,306.07x = 222,487.73 × 48,439.42
  4. Step 4: Simplify right side
    148,306.07x = 10,777,175,981.55
  5. Step 5: Solve for x
    x = 10,777,175,981.55/148,306.07
  6. Step 6: Final answer
    x = 72,668.47

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1.5x scale

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.