Home / 57,439.68-86,173.29-27,822.90

Finding the Fourth Proportional to 57,439.68, 86,173.29 and 27,822.90

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Solution

The fourth proportional to 57,439.68, 86,173.29 and 27,822.90 is: 41,741.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,439.68 : 86,173.29 = 27,822.90 : x
  2. Step 2: Convert to fraction form
    57,439.68/86,173.29 = 27,822.90/x
  3. Step 3: Cross multiply
    57,439.68x = 86,173.29 × 27,822.90
  4. Step 4: Simplify right side
    57,439.68x = 2,397,590,830.34
  5. Step 5: Solve for x
    x = 2,397,590,830.34/57,439.68
  6. Step 6: Final answer
    x = 41,741.02

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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.