Home / 146,780.40-220,170.60-94,249.20

Finding the Fourth Proportional to 146,780.40, 220,170.60 and 94,249.20

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Solution

The fourth proportional to 146,780.40, 220,170.60 and 94,249.20 is: 141,373.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,780.40 : 220,170.60 = 94,249.20 : x
  2. Step 2: Convert to fraction form
    146,780.40/220,170.60 = 94,249.20/x
  3. Step 3: Cross multiply
    146,780.40x = 220,170.60 × 94,249.20
  4. Step 4: Simplify right side
    146,780.40x = 20,750,902,913.52
  5. Step 5: Solve for x
    x = 20,750,902,913.52/146,780.40
  6. Step 6: Final answer
    x = 141,373.80

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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.