Home / 229,728-344,592.02-71,968.75

Finding the Fourth Proportional to 229,728, 344,592.02 and 71,968.75

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Solution

The fourth proportional to 229,728, 344,592.02 and 71,968.75 is: 107,953.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,728 : 344,592.02 = 71,968.75 : x
  2. Step 2: Convert to fraction form
    229,728/344,592.02 = 71,968.75/x
  3. Step 3: Cross multiply
    229,728x = 344,592.02 × 71,968.75
  4. Step 4: Simplify right side
    229,728x = 24,799,856,939.38
  5. Step 5: Solve for x
    x = 24,799,856,939.38/229,728
  6. Step 6: Final answer
    x = 107,953.13

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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.