Home / 114,204.69-171,306.08-89,265.72

Finding the Fourth Proportional to 114,204.69, 171,306.08 and 89,265.72

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Solution

The fourth proportional to 114,204.69, 171,306.08 and 89,265.72 is: 133,897.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,204.69 : 171,306.08 = 89,265.72 : x
  2. Step 2: Convert to fraction form
    114,204.69/171,306.08 = 89,265.72/x
  3. Step 3: Cross multiply
    114,204.69x = 171,306.08 × 89,265.72
  4. Step 4: Simplify right side
    114,204.69x = 15,291,760,571.58
  5. Step 5: Solve for x
    x = 15,291,760,571.58/114,204.69
  6. Step 6: Final answer
    x = 133,897.83

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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.