Home / 57,290.53-85,938.13-27,289.35

Finding the Fourth Proportional to 57,290.53, 85,938.13 and 27,289.35

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Solution

The fourth proportional to 57,290.53, 85,938.13 and 27,289.35 is: 40,935.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,290.53 : 85,938.13 = 27,289.35 : x
  2. Step 2: Convert to fraction form
    57,290.53/85,938.13 = 27,289.35/x
  3. Step 3: Cross multiply
    57,290.53x = 85,938.13 × 27,289.35
  4. Step 4: Simplify right side
    57,290.53x = 2,345,195,266.26
  5. Step 5: Solve for x
    x = 2,345,195,266.26/57,290.53
  6. Step 6: Final answer
    x = 40,935.13

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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.