Home / 56,418.78-84,614.25-23,148.30

Finding the Fourth Proportional to 56,418.78, 84,614.25 and 23,148.30

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Solution

The fourth proportional to 56,418.78, 84,614.25 and 23,148.30 is: 34,716.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,418.78 : 84,614.25 = 23,148.30 : x
  2. Step 2: Convert to fraction form
    56,418.78/84,614.25 = 23,148.30/x
  3. Step 3: Cross multiply
    56,418.78x = 84,614.25 × 23,148.30
  4. Step 4: Simplify right side
    56,418.78x = 1,958,676,043.28
  5. Step 5: Solve for x
    x = 1,958,676,043.28/56,418.78
  6. Step 6: Final answer
    x = 34,716.74

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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.