Home / 148,358.22-222,594.21-89,235.78

Finding the Fourth Proportional to 148,358.22, 222,594.21 and 89,235.78

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Solution

The fourth proportional to 148,358.22, 222,594.21 and 89,235.78 is: 133,887.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,358.22 : 222,594.21 = 89,235.78 : x
  2. Step 2: Convert to fraction form
    148,358.22/222,594.21 = 89,235.78/x
  3. Step 3: Cross multiply
    148,358.22x = 222,594.21 × 89,235.78
  4. Step 4: Simplify right side
    148,358.22x = 19,863,367,952.83
  5. Step 5: Solve for x
    x = 19,863,367,952.83/148,358.22
  6. Step 6: Final answer
    x = 133,887.88

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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.