Home / 148,028.40-222,042.60-144,529.20

Finding the Fourth Proportional to 148,028.40, 222,042.60 and 144,529.20

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Solution

The fourth proportional to 148,028.40, 222,042.60 and 144,529.20 is: 216,793.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,028.40 : 222,042.60 = 144,529.20 : x
  2. Step 2: Convert to fraction form
    148,028.40/222,042.60 = 144,529.20/x
  3. Step 3: Cross multiply
    148,028.40x = 222,042.60 × 144,529.20
  4. Step 4: Simplify right side
    148,028.40x = 32,091,639,343.92
  5. Step 5: Solve for x
    x = 32,091,639,343.92/148,028.40
  6. Step 6: Final answer
    x = 216,793.80

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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.