Home / 148,319.62-222,294.39-72,355.56

Finding the Fourth Proportional to 148,319.62, 222,294.39 and 72,355.56

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Solution

The fourth proportional to 148,319.62, 222,294.39 and 72,355.56 is: 108,443.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,319.62 : 222,294.39 = 72,355.56 : x
  2. Step 2: Convert to fraction form
    148,319.62/222,294.39 = 72,355.56/x
  3. Step 3: Cross multiply
    148,319.62x = 222,294.39 × 72,355.56
  4. Step 4: Simplify right side
    148,319.62x = 16,084,235,073.31
  5. Step 5: Solve for x
    x = 16,084,235,073.31/148,319.62
  6. Step 6: Final answer
    x = 108,443.07

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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.