Home / 209,932.44-314,822.04-76,773.24

Finding the Fourth Proportional to 209,932.44, 314,822.04 and 76,773.24

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Solution

The fourth proportional to 209,932.44, 314,822.04 and 76,773.24 is: 115,131.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,932.44 : 314,822.04 = 76,773.24 : x
  2. Step 2: Convert to fraction form
    209,932.44/314,822.04 = 76,773.24/x
  3. Step 3: Cross multiply
    209,932.44x = 314,822.04 × 76,773.24
  4. Step 4: Simplify right side
    209,932.44x = 24,169,908,034.21
  5. Step 5: Solve for x
    x = 24,169,908,034.21/209,932.44
  6. Step 6: Final answer
    x = 115,131.84

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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.