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Finding the Fourth Proportional to 69,750.96, 96,257.42 and 37,919.98

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Solution

The fourth proportional to 69,750.96, 96,257.42 and 37,919.98 is: 52,330.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,750.96 : 96,257.42 = 37,919.98 : x
  2. Step 2: Convert to fraction form
    69,750.96/96,257.42 = 37,919.98/x
  3. Step 3: Cross multiply
    69,750.96x = 96,257.42 × 37,919.98
  4. Step 4: Simplify right side
    69,750.96x = 3,650,079,441.25
  5. Step 5: Solve for x
    x = 3,650,079,441.25/69,750.96
  6. Step 6: Final answer
    x = 52,330.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.