Home / 75,769.02-113,671.62-23,178.42

Finding the Fourth Proportional to 75,769.02, 113,671.62 and 23,178.42

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Solution

The fourth proportional to 75,769.02, 113,671.62 and 23,178.42 is: 34,773.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,769.02 : 113,671.62 = 23,178.42 : x
  2. Step 2: Convert to fraction form
    75,769.02/113,671.62 = 23,178.42/x
  3. Step 3: Cross multiply
    75,769.02x = 113,671.62 × 23,178.42
  4. Step 4: Simplify right side
    75,769.02x = 2,634,728,550.44
  5. Step 5: Solve for x
    x = 2,634,728,550.44/75,769.02
  6. Step 6: Final answer
    x = 34,773.16

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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.