Home / 88,919.33-133,378.27-36,291.89

Finding the Fourth Proportional to 88,919.33, 133,378.27 and 36,291.89

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Solution

The fourth proportional to 88,919.33, 133,378.27 and 36,291.89 is: 54,437.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,919.33 : 133,378.27 = 36,291.89 : x
  2. Step 2: Convert to fraction form
    88,919.33/133,378.27 = 36,291.89/x
  3. Step 3: Cross multiply
    88,919.33x = 133,378.27 × 36,291.89
  4. Step 4: Simplify right side
    88,919.33x = 4,840,549,745.95
  5. Step 5: Solve for x
    x = 4,840,549,745.95/88,919.33
  6. Step 6: Final answer
    x = 54,437.54

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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.