Home / 88,735.86-133,163.55-36,154.80

Finding the Fourth Proportional to 88,735.86, 133,163.55 and 36,154.80

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Solution

The fourth proportional to 88,735.86, 133,163.55 and 36,154.80 is: 54,256.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,735.86 : 133,163.55 = 36,154.80 : x
  2. Step 2: Convert to fraction form
    88,735.86/133,163.55 = 36,154.80/x
  3. Step 3: Cross multiply
    88,735.86x = 133,163.55 × 36,154.80
  4. Step 4: Simplify right side
    88,735.86x = 4,814,501,517.54
  5. Step 5: Solve for x
    x = 4,814,501,517.54/88,735.86
  6. Step 6: Final answer
    x = 54,256.55

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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.