Home / 61,956.20-85,498.50-33,661.68

Finding the Fourth Proportional to 61,956.20, 85,498.50 and 33,661.68

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Solution

The fourth proportional to 61,956.20, 85,498.50 and 33,661.68 is: 46,452.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,956.20 : 85,498.50 = 33,661.68 : x
  2. Step 2: Convert to fraction form
    61,956.20/85,498.50 = 33,661.68/x
  3. Step 3: Cross multiply
    61,956.20x = 85,498.50 × 33,661.68
  4. Step 4: Simplify right side
    61,956.20x = 2,878,022,979.17
  5. Step 5: Solve for x
    x = 2,878,022,979.17/61,956.20
  6. Step 6: Final answer
    x = 46,452.55

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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.