Home / 115,512.89-173,269.22-43,479.26

Finding the Fourth Proportional to 115,512.89, 173,269.22 and 43,479.26

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Solution

The fourth proportional to 115,512.89, 173,269.22 and 43,479.26 is: 65,218.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,512.89 : 173,269.22 = 43,479.26 : x
  2. Step 2: Convert to fraction form
    115,512.89/173,269.22 = 43,479.26/x
  3. Step 3: Cross multiply
    115,512.89x = 173,269.22 × 43,479.26
  4. Step 4: Simplify right side
    115,512.89x = 7,533,616,708.73
  5. Step 5: Solve for x
    x = 7,533,616,708.73/115,512.89
  6. Step 6: Final answer
    x = 65,218.84

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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.