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Finding the Fourth Proportional to 103,577.97, 155,369.03 and 32,499.11

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Solution

The fourth proportional to 103,577.97, 155,369.03 and 32,499.11 is: 48,749.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,577.97 : 155,369.03 = 32,499.11 : x
  2. Step 2: Convert to fraction form
    103,577.97/155,369.03 = 32,499.11/x
  3. Step 3: Cross multiply
    103,577.97x = 155,369.03 × 32,499.11
  4. Step 4: Simplify right side
    103,577.97x = 5,049,354,257.22
  5. Step 5: Solve for x
    x = 5,049,354,257.22/103,577.97
  6. Step 6: Final answer
    x = 48,749.31

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1.5x scale

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.