Home / 148,401.88-222,675.90-69,502.48

Finding the Fourth Proportional to 148,401.88, 222,675.90 and 69,502.48

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Solution

The fourth proportional to 148,401.88, 222,675.90 and 69,502.48 is: 104,287.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,401.88 : 222,675.90 = 69,502.48 : x
  2. Step 2: Convert to fraction form
    148,401.88/222,675.90 = 69,502.48/x
  3. Step 3: Cross multiply
    148,401.88x = 222,675.90 × 69,502.48
  4. Step 4: Simplify right side
    148,401.88x = 15,476,527,286.23
  5. Step 5: Solve for x
    x = 15,476,527,286.23/148,401.88
  6. Step 6: Final answer
    x = 104,287.95

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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.