Home / 64,077.12-88,381.92-58,789.44

Finding the Fourth Proportional to 64,077.12, 88,381.92 and 58,789.44

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Solution

The fourth proportional to 64,077.12, 88,381.92 and 58,789.44 is: 81,088.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,077.12 : 88,381.92 = 58,789.44 : x
  2. Step 2: Convert to fraction form
    64,077.12/88,381.92 = 58,789.44/x
  3. Step 3: Cross multiply
    64,077.12x = 88,381.92 × 58,789.44
  4. Step 4: Simplify right side
    64,077.12x = 5,195,923,582.92
  5. Step 5: Solve for x
    x = 5,195,923,582.92/64,077.12
  6. Step 6: Final answer
    x = 81,088.59

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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.