Home / 95,680.08-132,054.70-55,418.36

Finding the Fourth Proportional to 95,680.08, 132,054.70 and 55,418.36

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Solution

The fourth proportional to 95,680.08, 132,054.70 and 55,418.36 is: 76,486.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,680.08 : 132,054.70 = 55,418.36 : x
  2. Step 2: Convert to fraction form
    95,680.08/132,054.70 = 55,418.36/x
  3. Step 3: Cross multiply
    95,680.08x = 132,054.70 × 55,418.36
  4. Step 4: Simplify right side
    95,680.08x = 7,318,254,244.02
  5. Step 5: Solve for x
    x = 7,318,254,244.02/95,680.08
  6. Step 6: Final answer
    x = 76,486.71

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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.