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Finding the Fourth Proportional to 100,051.12, 150,060.96 and 32,585.60

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Solution

The fourth proportional to 100,051.12, 150,060.96 and 32,585.60 is: 48,873.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,051.12 : 150,060.96 = 32,585.60 : x
  2. Step 2: Convert to fraction form
    100,051.12/150,060.96 = 32,585.60/x
  3. Step 3: Cross multiply
    100,051.12x = 150,060.96 × 32,585.60
  4. Step 4: Simplify right side
    100,051.12x = 4,889,826,418.18
  5. Step 5: Solve for x
    x = 4,889,826,418.18/100,051.12
  6. Step 6: Final answer
    x = 48,873.28

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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.