Home / 127,604.20-176,092.06-71,015.58

Finding the Fourth Proportional to 127,604.20, 176,092.06 and 71,015.58

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Solution

The fourth proportional to 127,604.20, 176,092.06 and 71,015.58 is: 98,000.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,604.20 : 176,092.06 = 71,015.58 : x
  2. Step 2: Convert to fraction form
    127,604.20/176,092.06 = 71,015.58/x
  3. Step 3: Cross multiply
    127,604.20x = 176,092.06 × 71,015.58
  4. Step 4: Simplify right side
    127,604.20x = 12,505,279,774.29
  5. Step 5: Solve for x
    x = 12,505,279,774.29/127,604.20
  6. Step 6: Final answer
    x = 98,000.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.