Home / 57,758.68-86,683.38-29,677.60

Finding the Fourth Proportional to 57,758.68, 86,683.38 and 29,677.60

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Solution

The fourth proportional to 57,758.68, 86,683.38 and 29,677.60 is: 44,539.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,758.68 : 86,683.38 = 29,677.60 : x
  2. Step 2: Convert to fraction form
    57,758.68/86,683.38 = 29,677.60/x
  3. Step 3: Cross multiply
    57,758.68x = 86,683.38 × 29,677.60
  4. Step 4: Simplify right side
    57,758.68x = 2,572,554,678.29
  5. Step 5: Solve for x
    x = 2,572,554,678.29/57,758.68
  6. Step 6: Final answer
    x = 44,539.71

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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.