Home / 54,656.24-81,915.29-29,292.72

Finding the Fourth Proportional to 54,656.24, 81,915.29 and 29,292.72

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Solution

The fourth proportional to 54,656.24, 81,915.29 and 29,292.72 is: 43,902.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,656.24 : 81,915.29 = 29,292.72 : x
  2. Step 2: Convert to fraction form
    54,656.24/81,915.29 = 29,292.72/x
  3. Step 3: Cross multiply
    54,656.24x = 81,915.29 × 29,292.72
  4. Step 4: Simplify right side
    54,656.24x = 2,399,521,507.23
  5. Step 5: Solve for x
    x = 2,399,521,507.23/54,656.24
  6. Step 6: Final answer
    x = 43,902.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.