Home / 126,471.42-174,532.86-69,110.46

Finding the Fourth Proportional to 126,471.42, 174,532.86 and 69,110.46

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Solution

The fourth proportional to 126,471.42, 174,532.86 and 69,110.46 is: 95,373.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,471.42 : 174,532.86 = 69,110.46 : x
  2. Step 2: Convert to fraction form
    126,471.42/174,532.86 = 69,110.46/x
  3. Step 3: Cross multiply
    126,471.42x = 174,532.86 × 69,110.46
  4. Step 4: Simplify right side
    126,471.42x = 12,062,046,239.72
  5. Step 5: Solve for x
    x = 12,062,046,239.72/126,471.42
  6. Step 6: Final answer
    x = 95,373.69

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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.