Home / 126,033.24-173,910.06-72,311.16

Finding the Fourth Proportional to 126,033.24, 173,910.06 and 72,311.16

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Solution

The fourth proportional to 126,033.24, 173,910.06 and 72,311.16 is: 99,780.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,033.24 : 173,910.06 = 72,311.16 : x
  2. Step 2: Convert to fraction form
    126,033.24/173,910.06 = 72,311.16/x
  3. Step 3: Cross multiply
    126,033.24x = 173,910.06 × 72,311.16
  4. Step 4: Simplify right side
    126,033.24x = 12,575,638,174.27
  5. Step 5: Solve for x
    x = 12,575,638,174.27/126,033.24
  6. Step 6: Final answer
    x = 99,780.33

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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.