Home / 55,043.46-75,959.91-29,892.78

Finding the Fourth Proportional to 55,043.46, 75,959.91 and 29,892.78

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Solution

The fourth proportional to 55,043.46, 75,959.91 and 29,892.78 is: 41,252.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,043.46 : 75,959.91 = 29,892.78 : x
  2. Step 2: Convert to fraction form
    55,043.46/75,959.91 = 29,892.78/x
  3. Step 3: Cross multiply
    55,043.46x = 75,959.91 × 29,892.78
  4. Step 4: Simplify right side
    55,043.46x = 2,270,652,878.45
  5. Step 5: Solve for x
    x = 2,270,652,878.45/55,043.46
  6. Step 6: Final answer
    x = 41,252.00

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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.