Home / 56,926.97-78,385.31-51,587.04

Finding the Fourth Proportional to 56,926.97, 78,385.31 and 51,587.04

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Solution

The fourth proportional to 56,926.97, 78,385.31 and 51,587.04 is: 71,032.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,926.97 : 78,385.31 = 51,587.04 : x
  2. Step 2: Convert to fraction form
    56,926.97/78,385.31 = 51,587.04/x
  3. Step 3: Cross multiply
    56,926.97x = 78,385.31 × 51,587.04
  4. Step 4: Simplify right side
    56,926.97x = 4,043,665,864.45
  5. Step 5: Solve for x
    x = 4,043,665,864.45/56,926.97
  6. Step 6: Final answer
    x = 71,032.52

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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.