Home / 55,178.66-76,149.05-32,518.60

Finding the Fourth Proportional to 55,178.66, 76,149.05 and 32,518.60

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Solution

The fourth proportional to 55,178.66, 76,149.05 and 32,518.60 is: 44,877.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,178.66 : 76,149.05 = 32,518.60 : x
  2. Step 2: Convert to fraction form
    55,178.66/76,149.05 = 32,518.60/x
  3. Step 3: Cross multiply
    55,178.66x = 76,149.05 × 32,518.60
  4. Step 4: Simplify right side
    55,178.66x = 2,476,260,144.36
  5. Step 5: Solve for x
    x = 2,476,260,144.36/55,178.66
  6. Step 6: Final answer
    x = 44,877.13

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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.