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Finding the Fourth Proportional to 88,975.86, 133,475.53 and 32,855.41

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Solution

The fourth proportional to 88,975.86, 133,475.53 and 32,855.41 is: 49,287.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,975.86 : 133,475.53 = 32,855.41 : x
  2. Step 2: Convert to fraction form
    88,975.86/133,475.53 = 32,855.41/x
  3. Step 3: Cross multiply
    88,975.86x = 133,475.53 × 32,855.41
  4. Step 4: Simplify right side
    88,975.86x = 4,385,393,263.12
  5. Step 5: Solve for x
    x = 4,385,393,263.12/88,975.86
  6. Step 6: Final answer
    x = 49,287.45

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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.