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Finding the Fourth Proportional to 110,475.91, 165,559.42 and 59,765.48

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Solution

The fourth proportional to 110,475.91, 165,559.42 and 59,765.48 is: 89,564.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,475.91 : 165,559.42 = 59,765.48 : x
  2. Step 2: Convert to fraction form
    110,475.91/165,559.42 = 59,765.48/x
  3. Step 3: Cross multiply
    110,475.91x = 165,559.42 × 59,765.48
  4. Step 4: Simplify right side
    110,475.91x = 9,894,738,204.82
  5. Step 5: Solve for x
    x = 9,894,738,204.82/110,475.91
  6. Step 6: Final answer
    x = 89,564.67

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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.