Home / 88,989.12-133,440.66-32,855.58

Finding the Fourth Proportional to 88,989.12, 133,440.66 and 32,855.58

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Solution

The fourth proportional to 88,989.12, 133,440.66 and 32,855.58 is: 49,267.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,989.12 : 133,440.66 = 32,855.58 : x
  2. Step 2: Convert to fraction form
    88,989.12/133,440.66 = 32,855.58/x
  3. Step 3: Cross multiply
    88,989.12x = 133,440.66 × 32,855.58
  4. Step 4: Simplify right side
    88,989.12x = 4,384,270,279.88
  5. Step 5: Solve for x
    x = 4,384,270,279.88/88,989.12
  6. Step 6: Final answer
    x = 49,267.49

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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.