Home / 131,894.12-182,013.25-71,464.75

Finding the Fourth Proportional to 131,894.12, 182,013.25 and 71,464.75

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Solution

The fourth proportional to 131,894.12, 182,013.25 and 71,464.75 is: 98,621.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,894.12 : 182,013.25 = 71,464.75 : x
  2. Step 2: Convert to fraction form
    131,894.12/182,013.25 = 71,464.75/x
  3. Step 3: Cross multiply
    131,894.12x = 182,013.25 × 71,464.75
  4. Step 4: Simplify right side
    131,894.12x = 13,007,530,774.24
  5. Step 5: Solve for x
    x = 13,007,530,774.24/131,894.12
  6. Step 6: Final answer
    x = 98,621.01

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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.