Home / 175,079.20-262,618.80-156,052.30

Finding the Fourth Proportional to 175,079.20, 262,618.80 and 156,052.30

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Solution

The fourth proportional to 175,079.20, 262,618.80 and 156,052.30 is: 234,078.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,079.20 : 262,618.80 = 156,052.30 : x
  2. Step 2: Convert to fraction form
    175,079.20/262,618.80 = 156,052.30/x
  3. Step 3: Cross multiply
    175,079.20x = 262,618.80 × 156,052.30
  4. Step 4: Simplify right side
    175,079.20x = 40,982,267,763.24
  5. Step 5: Solve for x
    x = 40,982,267,763.24/175,079.20
  6. Step 6: Final answer
    x = 234,078.45

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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.