Home / 239,875.20-359,121.60-146,563.20

Finding the Fourth Proportional to 239,875.20, 359,121.60 and 146,563.20

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Solution

The fourth proportional to 239,875.20, 359,121.60 and 146,563.20 is: 219,422.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,875.20 : 359,121.60 = 146,563.20 : x
  2. Step 2: Convert to fraction form
    239,875.20/359,121.60 = 146,563.20/x
  3. Step 3: Cross multiply
    239,875.20x = 359,121.60 × 146,563.20
  4. Step 4: Simplify right side
    239,875.20x = 52,634,010,885.12
  5. Step 5: Solve for x
    x = 52,634,010,885.12/239,875.20
  6. Step 6: Final answer
    x = 219,422.48

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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.