Home / 148,166.60-222,249.90-84,921.80

Finding the Fourth Proportional to 148,166.60, 222,249.90 and 84,921.80

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Solution

The fourth proportional to 148,166.60, 222,249.90 and 84,921.80 is: 127,382.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,166.60 : 222,249.90 = 84,921.80 : x
  2. Step 2: Convert to fraction form
    148,166.60/222,249.90 = 84,921.80/x
  3. Step 3: Cross multiply
    148,166.60x = 222,249.90 × 84,921.80
  4. Step 4: Simplify right side
    148,166.60x = 18,873,861,557.82
  5. Step 5: Solve for x
    x = 18,873,861,557.82/148,166.60
  6. Step 6: Final answer
    x = 127,382.70

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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.