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Finding the Fourth Proportional to 57,831.57, 79,805.94 and 32,337.99

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Solution

The fourth proportional to 57,831.57, 79,805.94 and 32,337.99 is: 44,625.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,831.57 : 79,805.94 = 32,337.99 : x
  2. Step 2: Convert to fraction form
    57,831.57/79,805.94 = 32,337.99/x
  3. Step 3: Cross multiply
    57,831.57x = 79,805.94 × 32,337.99
  4. Step 4: Simplify right side
    57,831.57x = 2,580,763,689.66
  5. Step 5: Solve for x
    x = 2,580,763,689.66/57,831.57
  6. Step 6: Final answer
    x = 44,625.52

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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.