Home / 113,260.09-169,520.38-83,266.41

Finding the Fourth Proportional to 113,260.09, 169,520.38 and 83,266.41

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Solution

The fourth proportional to 113,260.09, 169,520.38 and 83,266.41 is: 124,627.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,260.09 : 169,520.38 = 83,266.41 : x
  2. Step 2: Convert to fraction form
    113,260.09/169,520.38 = 83,266.41/x
  3. Step 3: Cross multiply
    113,260.09x = 169,520.38 × 83,266.41
  4. Step 4: Simplify right side
    113,260.09x = 14,115,353,891.97
  5. Step 5: Solve for x
    x = 14,115,353,891.97/113,260.09
  6. Step 6: Final answer
    x = 124,627.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.