Home / 54,386.88-81,612.62-29,426.38

Finding the Fourth Proportional to 54,386.88, 81,612.62 and 29,426.38

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Solution

The fourth proportional to 54,386.88, 81,612.62 and 29,426.38 is: 44,157.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,386.88 : 81,612.62 = 29,426.38 : x
  2. Step 2: Convert to fraction form
    54,386.88/81,612.62 = 29,426.38/x
  3. Step 3: Cross multiply
    54,386.88x = 81,612.62 × 29,426.38
  4. Step 4: Simplify right side
    54,386.88x = 2,401,563,968.92
  5. Step 5: Solve for x
    x = 2,401,563,968.92/54,386.88
  6. Step 6: Final answer
    x = 44,157.05

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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.