Home / 95,775.12-132,161.20-55,476

Finding the Fourth Proportional to 95,775.12, 132,161.20 and 55,476

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Solution

The fourth proportional to 95,775.12, 132,161.20 and 55,476 is: 76,551.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,775.12 : 132,161.20 = 55,476 : x
  2. Step 2: Convert to fraction form
    95,775.12/132,161.20 = 55,476/x
  3. Step 3: Cross multiply
    95,775.12x = 132,161.20 × 55,476
  4. Step 4: Simplify right side
    95,775.12x = 7,331,774,731.20
  5. Step 5: Solve for x
    x = 7,331,774,731.20/95,775.12
  6. Step 6: Final answer
    x = 76,551.98

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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.