Home / 193,380.92-290,070.50-60,261.28

Finding the Fourth Proportional to 193,380.92, 290,070.50 and 60,261.28

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Solution

The fourth proportional to 193,380.92, 290,070.50 and 60,261.28 is: 90,391.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,380.92 : 290,070.50 = 60,261.28 : x
  2. Step 2: Convert to fraction form
    193,380.92/290,070.50 = 60,261.28/x
  3. Step 3: Cross multiply
    193,380.92x = 290,070.50 × 60,261.28
  4. Step 4: Simplify right side
    193,380.92x = 17,480,019,620.24
  5. Step 5: Solve for x
    x = 17,480,019,620.24/193,380.92
  6. Step 6: Final answer
    x = 90,391.65

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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.