Home / 57,440.23-86,131.18-26,248.75

Finding the Fourth Proportional to 57,440.23, 86,131.18 and 26,248.75

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Solution

The fourth proportional to 57,440.23, 86,131.18 and 26,248.75 is: 39,359.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,440.23 : 86,131.18 = 26,248.75 : x
  2. Step 2: Convert to fraction form
    57,440.23/86,131.18 = 26,248.75/x
  3. Step 3: Cross multiply
    57,440.23x = 86,131.18 × 26,248.75
  4. Step 4: Simplify right side
    57,440.23x = 2,260,835,811.03
  5. Step 5: Solve for x
    x = 2,260,835,811.03/57,440.23
  6. Step 6: Final answer
    x = 39,359.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.