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Finding the Fourth Proportional to 62,148.96, 85,765.36 and 33,854.56

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Solution

The fourth proportional to 62,148.96, 85,765.36 and 33,854.56 is: 46,719.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,148.96 : 85,765.36 = 33,854.56 : x
  2. Step 2: Convert to fraction form
    62,148.96/85,765.36 = 33,854.56/x
  3. Step 3: Cross multiply
    62,148.96x = 85,765.36 × 33,854.56
  4. Step 4: Simplify right side
    62,148.96x = 2,903,548,526.04
  5. Step 5: Solve for x
    x = 2,903,548,526.04/62,148.96
  6. Step 6: Final answer
    x = 46,719.18

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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.