Home / 159,725.60-239,588.40-146,823.20

Finding the Fourth Proportional to 159,725.60, 239,588.40 and 146,823.20

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Solution

The fourth proportional to 159,725.60, 239,588.40 and 146,823.20 is: 220,234.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,725.60 : 239,588.40 = 146,823.20 : x
  2. Step 2: Convert to fraction form
    159,725.60/239,588.40 = 146,823.20/x
  3. Step 3: Cross multiply
    159,725.60x = 239,588.40 × 146,823.20
  4. Step 4: Simplify right side
    159,725.60x = 35,177,135,570.88
  5. Step 5: Solve for x
    x = 35,177,135,570.88/159,725.60
  6. Step 6: Final answer
    x = 220,234.80

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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.