Home / 58,814.20-81,164.16-31,956.92

Finding the Fourth Proportional to 58,814.20, 81,164.16 and 31,956.92

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Solution

The fourth proportional to 58,814.20, 81,164.16 and 31,956.92 is: 44,100.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,814.20 : 81,164.16 = 31,956.92 : x
  2. Step 2: Convert to fraction form
    58,814.20/81,164.16 = 31,956.92/x
  3. Step 3: Cross multiply
    58,814.20x = 81,164.16 × 31,956.92
  4. Step 4: Simplify right side
    58,814.20x = 2,593,756,567.99
  5. Step 5: Solve for x
    x = 2,593,756,567.99/58,814.20
  6. Step 6: Final answer
    x = 44,100.86

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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.