Home / 92,239.20-127,243.44-71,010.72

Finding the Fourth Proportional to 92,239.20, 127,243.44 and 71,010.72

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Solution

The fourth proportional to 92,239.20, 127,243.44 and 71,010.72 is: 97,958.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,239.20 : 127,243.44 = 71,010.72 : x
  2. Step 2: Convert to fraction form
    92,239.20/127,243.44 = 71,010.72/x
  3. Step 3: Cross multiply
    92,239.20x = 127,243.44 × 71,010.72
  4. Step 4: Simplify right side
    92,239.20x = 9,035,648,289.68
  5. Step 5: Solve for x
    x = 9,035,648,289.68/92,239.20
  6. Step 6: Final answer
    x = 97,958.88

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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.