Home / 148,166.38-222,052.74-85,016.76

Finding the Fourth Proportional to 148,166.38, 222,052.74 and 85,016.76

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Solution

The fourth proportional to 148,166.38, 222,052.74 and 85,016.76 is: 127,412.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,166.38 : 222,052.74 = 85,016.76 : x
  2. Step 2: Convert to fraction form
    148,166.38/222,052.74 = 85,016.76/x
  3. Step 3: Cross multiply
    148,166.38x = 222,052.74 × 85,016.76
  4. Step 4: Simplify right side
    148,166.38x = 18,878,204,503.92
  5. Step 5: Solve for x
    x = 18,878,204,503.92/148,166.38
  6. Step 6: Final answer
    x = 127,412.20

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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.