Home / 126,064.82-173,969.45-69,476.20

Finding the Fourth Proportional to 126,064.82, 173,969.45 and 69,476.20

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Solution

The fourth proportional to 126,064.82, 173,969.45 and 69,476.20 is: 95,877.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,064.82 : 173,969.45 = 69,476.20 : x
  2. Step 2: Convert to fraction form
    126,064.82/173,969.45 = 69,476.20/x
  3. Step 3: Cross multiply
    126,064.82x = 173,969.45 × 69,476.20
  4. Step 4: Simplify right side
    126,064.82x = 12,086,736,171.12
  5. Step 5: Solve for x
    x = 12,086,736,171.12/126,064.82
  6. Step 6: Final answer
    x = 95,877.15

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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.