Home / 148,145.38-222,241.14-48,282.40

Finding the Fourth Proportional to 148,145.38, 222,241.14 and 48,282.40

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Solution

The fourth proportional to 148,145.38, 222,241.14 and 48,282.40 is: 72,431.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,145.38 : 222,241.14 = 48,282.40 : x
  2. Step 2: Convert to fraction form
    148,145.38/222,241.14 = 48,282.40/x
  3. Step 3: Cross multiply
    148,145.38x = 222,241.14 × 48,282.40
  4. Step 4: Simplify right side
    148,145.38x = 10,730,335,617.94
  5. Step 5: Solve for x
    x = 10,730,335,617.94/148,145.38
  6. Step 6: Final answer
    x = 72,431.12

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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.