Home / 55,069.52-75,995.42-29,919.02

Finding the Fourth Proportional to 55,069.52, 75,995.42 and 29,919.02

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Solution

The fourth proportional to 55,069.52, 75,995.42 and 29,919.02 is: 41,287.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,069.52 : 75,995.42 = 29,919.02 : x
  2. Step 2: Convert to fraction form
    55,069.52/75,995.42 = 29,919.02/x
  3. Step 3: Cross multiply
    55,069.52x = 75,995.42 × 29,919.02
  4. Step 4: Simplify right side
    55,069.52x = 2,273,708,490.89
  5. Step 5: Solve for x
    x = 2,273,708,490.89/55,069.52
  6. Step 6: Final answer
    x = 41,287.97

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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.