Home / 56,933.20-78,531.16-34,577.20

Finding the Fourth Proportional to 56,933.20, 78,531.16 and 34,577.20

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Solution

The fourth proportional to 56,933.20, 78,531.16 and 34,577.20 is: 47,694.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,933.20 : 78,531.16 = 34,577.20 : x
  2. Step 2: Convert to fraction form
    56,933.20/78,531.16 = 34,577.20/x
  3. Step 3: Cross multiply
    56,933.20x = 78,531.16 × 34,577.20
  4. Step 4: Simplify right side
    56,933.20x = 2,715,387,625.55
  5. Step 5: Solve for x
    x = 2,715,387,625.55/56,933.20
  6. Step 6: Final answer
    x = 47,694.27

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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.