Home / 57,702.17-86,705.46-31,067.84

Finding the Fourth Proportional to 57,702.17, 86,705.46 and 31,067.84

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Solution

The fourth proportional to 57,702.17, 86,705.46 and 31,067.84 is: 46,683.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,702.17 : 86,705.46 = 31,067.84 : x
  2. Step 2: Convert to fraction form
    57,702.17/86,705.46 = 31,067.84/x
  3. Step 3: Cross multiply
    57,702.17x = 86,705.46 × 31,067.84
  4. Step 4: Simplify right side
    57,702.17x = 2,693,751,575.17
  5. Step 5: Solve for x
    x = 2,693,751,575.17/57,702.17
  6. Step 6: Final answer
    x = 46,683.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.