Home / 175,531.20-262,528.80-156,945.60

Finding the Fourth Proportional to 175,531.20, 262,528.80 and 156,945.60

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Solution

The fourth proportional to 175,531.20, 262,528.80 and 156,945.60 is: 234,731.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,531.20 : 262,528.80 = 156,945.60 : x
  2. Step 2: Convert to fraction form
    175,531.20/262,528.80 = 156,945.60/x
  3. Step 3: Cross multiply
    175,531.20x = 262,528.80 × 156,945.60
  4. Step 4: Simplify right side
    175,531.20x = 41,202,740,033.28
  5. Step 5: Solve for x
    x = 41,202,740,033.28/175,531.20
  6. Step 6: Final answer
    x = 234,731.72

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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.