Home / 125,534.54-173,151.66-80,192.39

Finding the Fourth Proportional to 125,534.54, 173,151.66 and 80,192.39

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Solution

The fourth proportional to 125,534.54, 173,151.66 and 80,192.39 is: 110,610.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,534.54 : 173,151.66 = 80,192.39 : x
  2. Step 2: Convert to fraction form
    125,534.54/173,151.66 = 80,192.39/x
  3. Step 3: Cross multiply
    125,534.54x = 173,151.66 × 80,192.39
  4. Step 4: Simplify right side
    125,534.54x = 13,885,445,880.75
  5. Step 5: Solve for x
    x = 13,885,445,880.75/125,534.54
  6. Step 6: Final answer
    x = 110,610.56

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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.