Home / 55,044.10-75,961.74-29,893.60

Finding the Fourth Proportional to 55,044.10, 75,961.74 and 29,893.60

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Solution

The fourth proportional to 55,044.10, 75,961.74 and 29,893.60 is: 41,253.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,044.10 : 75,961.74 = 29,893.60 : x
  2. Step 2: Convert to fraction form
    55,044.10/75,961.74 = 29,893.60/x
  3. Step 3: Cross multiply
    55,044.10x = 75,961.74 × 29,893.60
  4. Step 4: Simplify right side
    55,044.10x = 2,270,769,870.86
  5. Step 5: Solve for x
    x = 2,270,769,870.86/55,044.10
  6. Step 6: Final answer
    x = 41,253.65

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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.