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Finding the Fourth Proportional to 101,110.34, 151,616.43 and 53,748.15

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Solution

The fourth proportional to 101,110.34, 151,616.43 and 53,748.15 is: 80,596.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,110.34 : 151,616.43 = 53,748.15 : x
  2. Step 2: Convert to fraction form
    101,110.34/151,616.43 = 53,748.15/x
  3. Step 3: Cross multiply
    101,110.34x = 151,616.43 × 53,748.15
  4. Step 4: Simplify right side
    101,110.34x = 8,149,102,622.10
  5. Step 5: Solve for x
    x = 8,149,102,622.10/101,110.34
  6. Step 6: Final answer
    x = 80,596.14

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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.