Home / 71,850.32-99,153.38-41,653.14

Finding the Fourth Proportional to 71,850.32, 99,153.38 and 41,653.14

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Solution

The fourth proportional to 71,850.32, 99,153.38 and 41,653.14 is: 57,481.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,850.32 : 99,153.38 = 41,653.14 : x
  2. Step 2: Convert to fraction form
    71,850.32/99,153.38 = 41,653.14/x
  3. Step 3: Cross multiply
    71,850.32x = 99,153.38 × 41,653.14
  4. Step 4: Simplify right side
    71,850.32x = 4,130,049,618.61
  5. Step 5: Solve for x
    x = 4,130,049,618.61/71,850.32
  6. Step 6: Final answer
    x = 57,481.30

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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.