Home / 56,932.64-78,590.21-36,791.18

Finding the Fourth Proportional to 56,932.64, 78,590.21 and 36,791.18

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Solution

The fourth proportional to 56,932.64, 78,590.21 and 36,791.18 is: 50,786.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,932.64 : 78,590.21 = 36,791.18 : x
  2. Step 2: Convert to fraction form
    56,932.64/78,590.21 = 36,791.18/x
  3. Step 3: Cross multiply
    56,932.64x = 78,590.21 × 36,791.18
  4. Step 4: Simplify right side
    56,932.64x = 2,891,426,280.15
  5. Step 5: Solve for x
    x = 2,891,426,280.15/56,932.64
  6. Step 6: Final answer
    x = 50,786.80

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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.