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Finding the Fourth Proportional to 62,464.52, 86,198.84 and 35,615.68

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Solution

The fourth proportional to 62,464.52, 86,198.84 and 35,615.68 is: 49,148.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,464.52 : 86,198.84 = 35,615.68 : x
  2. Step 2: Convert to fraction form
    62,464.52/86,198.84 = 35,615.68/x
  3. Step 3: Cross multiply
    62,464.52x = 86,198.84 × 35,615.68
  4. Step 4: Simplify right side
    62,464.52x = 3,070,030,301.81
  5. Step 5: Solve for x
    x = 3,070,030,301.81/62,464.52
  6. Step 6: Final answer
    x = 49,148.39

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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.