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Finding the Fourth Proportional to 110,507.25, 165,762.05 and 88,460.77

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Solution

The fourth proportional to 110,507.25, 165,762.05 and 88,460.77 is: 132,692.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,507.25 : 165,762.05 = 88,460.77 : x
  2. Step 2: Convert to fraction form
    110,507.25/165,762.05 = 88,460.77/x
  3. Step 3: Cross multiply
    110,507.25x = 165,762.05 × 88,460.77
  4. Step 4: Simplify right side
    110,507.25x = 14,663,438,800.93
  5. Step 5: Solve for x
    x = 14,663,438,800.93/110,507.25
  6. Step 6: Final answer
    x = 132,692.10

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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.