Home / 121,260.97-181,650.34-94,842.01

Finding the Fourth Proportional to 121,260.97, 181,650.34 and 94,842.01

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Solution

The fourth proportional to 121,260.97, 181,650.34 and 94,842.01 is: 142,074.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,260.97 : 181,650.34 = 94,842.01 : x
  2. Step 2: Convert to fraction form
    121,260.97/181,650.34 = 94,842.01/x
  3. Step 3: Cross multiply
    121,260.97x = 181,650.34 × 94,842.01
  4. Step 4: Simplify right side
    121,260.97x = 17,228,083,362.78
  5. Step 5: Solve for x
    x = 17,228,083,362.78/121,260.97
  6. Step 6: Final answer
    x = 142,074.43

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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.