Home / 177,352.92-266,149.80-72,191.04

Finding the Fourth Proportional to 177,352.92, 266,149.80 and 72,191.04

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Solution

The fourth proportional to 177,352.92, 266,149.80 and 72,191.04 is: 108,335.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,352.92 : 266,149.80 = 72,191.04 : x
  2. Step 2: Convert to fraction form
    177,352.92/266,149.80 = 72,191.04/x
  3. Step 3: Cross multiply
    177,352.92x = 266,149.80 × 72,191.04
  4. Step 4: Simplify right side
    177,352.92x = 19,213,630,857.79
  5. Step 5: Solve for x
    x = 19,213,630,857.79/177,352.92
  6. Step 6: Final answer
    x = 108,335.58

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1.5x scale

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.