Home / 175,515.20-262,504.80-156,929.60

Finding the Fourth Proportional to 175,515.20, 262,504.80 and 156,929.60

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Solution

The fourth proportional to 175,515.20, 262,504.80 and 156,929.60 is: 234,707.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,515.20 : 262,504.80 = 156,929.60 : x
  2. Step 2: Convert to fraction form
    175,515.20/262,504.80 = 156,929.60/x
  3. Step 3: Cross multiply
    175,515.20x = 262,504.80 × 156,929.60
  4. Step 4: Simplify right side
    175,515.20x = 41,194,773,262.08
  5. Step 5: Solve for x
    x = 41,194,773,262.08/175,515.20
  6. Step 6: Final answer
    x = 234,707.72

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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.