Home / 73,289.18-109,934.03-17,885.18

Finding the Fourth Proportional to 73,289.18, 109,934.03 and 17,885.18

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Solution

The fourth proportional to 73,289.18, 109,934.03 and 17,885.18 is: 26,827.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,289.18 : 109,934.03 = 17,885.18 : x
  2. Step 2: Convert to fraction form
    73,289.18/109,934.03 = 17,885.18/x
  3. Step 3: Cross multiply
    73,289.18x = 109,934.03 × 17,885.18
  4. Step 4: Simplify right side
    73,289.18x = 1,966,189,914.68
  5. Step 5: Solve for x
    x = 1,966,189,914.68/73,289.18
  6. Step 6: Final answer
    x = 26,827.83

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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.