Home / 61,718.28-85,171.26-33,423.96

Finding the Fourth Proportional to 61,718.28, 85,171.26 and 33,423.96

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Solution

The fourth proportional to 61,718.28, 85,171.26 and 33,423.96 is: 46,125.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,718.28 : 85,171.26 = 33,423.96 : x
  2. Step 2: Convert to fraction form
    61,718.28/85,171.26 = 33,423.96/x
  3. Step 3: Cross multiply
    61,718.28x = 85,171.26 × 33,423.96
  4. Step 4: Simplify right side
    61,718.28x = 2,846,760,787.39
  5. Step 5: Solve for x
    x = 2,846,760,787.39/61,718.28
  6. Step 6: Final answer
    x = 46,125.08

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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.