Home / 126,845.61-175,040.77-69,485.27

Finding the Fourth Proportional to 126,845.61, 175,040.77 and 69,485.27

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Solution

The fourth proportional to 126,845.61, 175,040.77 and 69,485.27 is: 95,886.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,845.61 : 175,040.77 = 69,485.27 : x
  2. Step 2: Convert to fraction form
    126,845.61/175,040.77 = 69,485.27/x
  3. Step 3: Cross multiply
    126,845.61x = 175,040.77 × 69,485.27
  4. Step 4: Simplify right side
    126,845.61x = 12,162,755,428.35
  5. Step 5: Solve for x
    x = 12,162,755,428.35/126,845.61
  6. Step 6: Final answer
    x = 95,886.29

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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.