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Finding the Fourth Proportional to 62,251.44, 85,903.54 and 35,390.20

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Solution

The fourth proportional to 62,251.44, 85,903.54 and 35,390.20 is: 48,836.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,251.44 : 85,903.54 = 35,390.20 : x
  2. Step 2: Convert to fraction form
    62,251.44/85,903.54 = 35,390.20/x
  3. Step 3: Cross multiply
    62,251.44x = 85,903.54 × 35,390.20
  4. Step 4: Simplify right side
    62,251.44x = 3,040,143,461.31
  5. Step 5: Solve for x
    x = 3,040,143,461.31/62,251.44
  6. Step 6: Final answer
    x = 48,836.52

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1.5x scale

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.