Home / 126,472.28-174,568.10-83,483.15

Finding the Fourth Proportional to 126,472.28, 174,568.10 and 83,483.15

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Solution

The fourth proportional to 126,472.28, 174,568.10 and 83,483.15 is: 115,230.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,472.28 : 174,568.10 = 83,483.15 : x
  2. Step 2: Convert to fraction form
    126,472.28/174,568.10 = 83,483.15/x
  3. Step 3: Cross multiply
    126,472.28x = 174,568.10 × 83,483.15
  4. Step 4: Simplify right side
    126,472.28x = 14,573,493,587.26
  5. Step 5: Solve for x
    x = 14,573,493,587.26/126,472.28
  6. Step 6: Final answer
    x = 115,230.74

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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.