Home / 148,214.70-222,322.05-89,019.90

Finding the Fourth Proportional to 148,214.70, 222,322.05 and 89,019.90

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Solution

The fourth proportional to 148,214.70, 222,322.05 and 89,019.90 is: 133,529.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,214.70 : 222,322.05 = 89,019.90 : x
  2. Step 2: Convert to fraction form
    148,214.70/222,322.05 = 89,019.90/x
  3. Step 3: Cross multiply
    148,214.70x = 222,322.05 × 89,019.90
  4. Step 4: Simplify right side
    148,214.70x = 19,791,086,658.80
  5. Step 5: Solve for x
    x = 19,791,086,658.80/148,214.70
  6. Step 6: Final answer
    x = 133,529.85

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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.