Home / 57,301.04-79,078.92-38,147.76

Finding the Fourth Proportional to 57,301.04, 79,078.92 and 38,147.76

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Solution

The fourth proportional to 57,301.04, 79,078.92 and 38,147.76 is: 52,646.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,301.04 : 79,078.92 = 38,147.76 : x
  2. Step 2: Convert to fraction form
    57,301.04/79,078.92 = 38,147.76/x
  3. Step 3: Cross multiply
    57,301.04x = 79,078.92 × 38,147.76
  4. Step 4: Simplify right side
    57,301.04x = 3,016,683,661.22
  5. Step 5: Solve for x
    x = 3,016,683,661.22/57,301.04
  6. Step 6: Final answer
    x = 52,646.23

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.