Home / 148,020.10-222,030.15-136,615.30

Finding the Fourth Proportional to 148,020.10, 222,030.15 and 136,615.30

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Solution

The fourth proportional to 148,020.10, 222,030.15 and 136,615.30 is: 204,922.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,020.10 : 222,030.15 = 136,615.30 : x
  2. Step 2: Convert to fraction form
    148,020.10/222,030.15 = 136,615.30/x
  3. Step 3: Cross multiply
    148,020.10x = 222,030.15 × 136,615.30
  4. Step 4: Simplify right side
    148,020.10x = 30,332,715,551.30
  5. Step 5: Solve for x
    x = 30,332,715,551.30/148,020.10
  6. Step 6: Final answer
    x = 204,922.95

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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.