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Finding the Fourth Proportional to 70,796.82, 106,209.81 and 59,191.14

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Solution

The fourth proportional to 70,796.82, 106,209.81 and 59,191.14 is: 88,798.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,796.82 : 106,209.81 = 59,191.14 : x
  2. Step 2: Convert to fraction form
    70,796.82/106,209.81 = 59,191.14/x
  3. Step 3: Cross multiply
    70,796.82x = 106,209.81 × 59,191.14
  4. Step 4: Simplify right side
    70,796.82x = 6,286,679,733.08
  5. Step 5: Solve for x
    x = 6,286,679,733.08/70,796.82
  6. Step 6: Final answer
    x = 88,798.90

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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.