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Finding the Fourth Proportional to 104,954.41, 157,353.86 and 63,391.69

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Solution

The fourth proportional to 104,954.41, 157,353.86 and 63,391.69 is: 95,040.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,954.41 : 157,353.86 = 63,391.69 : x
  2. Step 2: Convert to fraction form
    104,954.41/157,353.86 = 63,391.69/x
  3. Step 3: Cross multiply
    104,954.41x = 157,353.86 × 63,391.69
  4. Step 4: Simplify right side
    104,954.41x = 9,974,926,796.46
  5. Step 5: Solve for x
    x = 9,974,926,796.46/104,954.41
  6. Step 6: Final answer
    x = 95,040.57

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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.