Home / 148,056.40-222,084.60-131,726.80

Finding the Fourth Proportional to 148,056.40, 222,084.60 and 131,726.80

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Solution

The fourth proportional to 148,056.40, 222,084.60 and 131,726.80 is: 197,590.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,056.40 : 222,084.60 = 131,726.80 : x
  2. Step 2: Convert to fraction form
    148,056.40/222,084.60 = 131,726.80/x
  3. Step 3: Cross multiply
    148,056.40x = 222,084.60 × 131,726.80
  4. Step 4: Simplify right side
    148,056.40x = 29,254,493,687.28
  5. Step 5: Solve for x
    x = 29,254,493,687.28/148,056.40
  6. Step 6: Final answer
    x = 197,590.20

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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.