Home / 49,587.12-68,410.44-31,677.48

Finding the Fourth Proportional to 49,587.12, 68,410.44 and 31,677.48

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Solution

The fourth proportional to 49,587.12, 68,410.44 and 31,677.48 is: 43,702.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,587.12 : 68,410.44 = 31,677.48 : x
  2. Step 2: Convert to fraction form
    49,587.12/68,410.44 = 31,677.48/x
  3. Step 3: Cross multiply
    49,587.12x = 68,410.44 × 31,677.48
  4. Step 4: Simplify right side
    49,587.12x = 2,167,070,344.89
  5. Step 5: Solve for x
    x = 2,167,070,344.89/49,587.12
  6. Step 6: Final answer
    x = 43,702.28

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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.