Home / 126,005.30-173,885.37-69,418.70

Finding the Fourth Proportional to 126,005.30, 173,885.37 and 69,418.70

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Solution

The fourth proportional to 126,005.30, 173,885.37 and 69,418.70 is: 95,796.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,005.30 : 173,885.37 = 69,418.70 : x
  2. Step 2: Convert to fraction form
    126,005.30/173,885.37 = 69,418.70/x
  3. Step 3: Cross multiply
    126,005.30x = 173,885.37 × 69,418.70
  4. Step 4: Simplify right side
    126,005.30x = 12,070,896,334.42
  5. Step 5: Solve for x
    x = 12,070,896,334.42/126,005.30
  6. Step 6: Final answer
    x = 95,796.74

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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.