Home / 126,514.67-174,587.20-69,151.41

Finding the Fourth Proportional to 126,514.67, 174,587.20 and 69,151.41

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Solution

The fourth proportional to 126,514.67, 174,587.20 and 69,151.41 is: 95,427.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,514.67 : 174,587.20 = 69,151.41 : x
  2. Step 2: Convert to fraction form
    126,514.67/174,587.20 = 69,151.41/x
  3. Step 3: Cross multiply
    126,514.67x = 174,587.20 × 69,151.41
  4. Step 4: Simplify right side
    126,514.67x = 12,072,950,875.07
  5. Step 5: Solve for x
    x = 12,072,950,875.07/126,514.67
  6. Step 6: Final answer
    x = 95,427.28

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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.