Home / 125,593.95-173,319.38-71,880.02

Finding the Fourth Proportional to 125,593.95, 173,319.38 and 71,880.02

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Solution

The fourth proportional to 125,593.95, 173,319.38 and 71,880.02 is: 99,194.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,593.95 : 173,319.38 = 71,880.02 : x
  2. Step 2: Convert to fraction form
    125,593.95/173,319.38 = 71,880.02/x
  3. Step 3: Cross multiply
    125,593.95x = 173,319.38 × 71,880.02
  4. Step 4: Simplify right side
    125,593.95x = 12,458,199,708.09
  5. Step 5: Solve for x
    x = 12,458,199,708.09/125,593.95
  6. Step 6: Final answer
    x = 99,194.26

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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.