Home / 95,278.64-131,475.04-55,005.40

Finding the Fourth Proportional to 95,278.64, 131,475.04 and 55,005.40

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Solution

The fourth proportional to 95,278.64, 131,475.04 and 55,005.40 is: 75,901.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,278.64 : 131,475.04 = 55,005.40 : x
  2. Step 2: Convert to fraction form
    95,278.64/131,475.04 = 55,005.40/x
  3. Step 3: Cross multiply
    95,278.64x = 131,475.04 × 55,005.40
  4. Step 4: Simplify right side
    95,278.64x = 7,231,837,165.22
  5. Step 5: Solve for x
    x = 7,231,837,165.22/95,278.64
  6. Step 6: Final answer
    x = 75,901.98

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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.