Home / 57,266.38-85,807.23-30,983.50

Finding the Fourth Proportional to 57,266.38, 85,807.23 and 30,983.50

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Solution

The fourth proportional to 57,266.38, 85,807.23 and 30,983.50 is: 46,425.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,266.38 : 85,807.23 = 30,983.50 : x
  2. Step 2: Convert to fraction form
    57,266.38/85,807.23 = 30,983.50/x
  3. Step 3: Cross multiply
    57,266.38x = 85,807.23 × 30,983.50
  4. Step 4: Simplify right side
    57,266.38x = 2,658,608,310.71
  5. Step 5: Solve for x
    x = 2,658,608,310.71/57,266.38
  6. Step 6: Final answer
    x = 46,425.29

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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.