Home / 57,881.20-79,886.27-34,007.86

Finding the Fourth Proportional to 57,881.20, 79,886.27 and 34,007.86

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Solution

The fourth proportional to 57,881.20, 79,886.27 and 34,007.86 is: 46,936.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,881.20 : 79,886.27 = 34,007.86 : x
  2. Step 2: Convert to fraction form
    57,881.20/79,886.27 = 34,007.86/x
  3. Step 3: Cross multiply
    57,881.20x = 79,886.27 × 34,007.86
  4. Step 4: Simplify right side
    57,881.20x = 2,716,761,086.08
  5. Step 5: Solve for x
    x = 2,716,761,086.08/57,881.20
  6. Step 6: Final answer
    x = 46,936.85

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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.