Home / 126,040.26-173,947.52-72,337.26

Finding the Fourth Proportional to 126,040.26, 173,947.52 and 72,337.26

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Solution

The fourth proportional to 126,040.26, 173,947.52 and 72,337.26 is: 99,832.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,040.26 : 173,947.52 = 72,337.26 : x
  2. Step 2: Convert to fraction form
    126,040.26/173,947.52 = 72,337.26/x
  3. Step 3: Cross multiply
    126,040.26x = 173,947.52 × 72,337.26
  4. Step 4: Simplify right side
    126,040.26x = 12,582,886,980.60
  5. Step 5: Solve for x
    x = 12,582,886,980.60/126,040.26
  6. Step 6: Final answer
    x = 99,832.28

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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.