Home / 57,158.90-78,853.07-37,022.25

Finding the Fourth Proportional to 57,158.90, 78,853.07 and 37,022.25

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Solution

The fourth proportional to 57,158.90, 78,853.07 and 37,022.25 is: 51,073.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,158.90 : 78,853.07 = 37,022.25 : x
  2. Step 2: Convert to fraction form
    57,158.90/78,853.07 = 37,022.25/x
  3. Step 3: Cross multiply
    57,158.90x = 78,853.07 × 37,022.25
  4. Step 4: Simplify right side
    57,158.90x = 2,919,317,885.70
  5. Step 5: Solve for x
    x = 2,919,317,885.70/57,158.90
  6. Step 6: Final answer
    x = 51,073.73

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Why These Related Problems?

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