Home / 122,972.39-184,041.96-75,617.48

Finding the Fourth Proportional to 122,972.39, 184,041.96 and 75,617.48

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Solution

The fourth proportional to 122,972.39, 184,041.96 and 75,617.48 is: 113,170.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,972.39 : 184,041.96 = 75,617.48 : x
  2. Step 2: Convert to fraction form
    122,972.39/184,041.96 = 75,617.48/x
  3. Step 3: Cross multiply
    122,972.39x = 184,041.96 × 75,617.48
  4. Step 4: Simplify right side
    122,972.39x = 13,916,788,391.27
  5. Step 5: Solve for x
    x = 13,916,788,391.27/122,972.39
  6. Step 6: Final answer
    x = 113,170.02

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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.