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Finding the Fourth Proportional to 104,094.94, 143,619.20 and 63,793.93

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Solution

The fourth proportional to 104,094.94, 143,619.20 and 63,793.93 is: 88,016.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,094.94 : 143,619.20 = 63,793.93 : x
  2. Step 2: Convert to fraction form
    104,094.94/143,619.20 = 63,793.93/x
  3. Step 3: Cross multiply
    104,094.94x = 143,619.20 × 63,793.93
  4. Step 4: Simplify right side
    104,094.94x = 9,162,032,632.84
  5. Step 5: Solve for x
    x = 9,162,032,632.84/104,094.94
  6. Step 6: Final answer
    x = 88,016.12

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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.