Home / 88,722.20-133,083.30-44,355.80

Finding the Fourth Proportional to 88,722.20, 133,083.30 and 44,355.80

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Solution

The fourth proportional to 88,722.20, 133,083.30 and 44,355.80 is: 66,533.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,722.20 : 133,083.30 = 44,355.80 : x
  2. Step 2: Convert to fraction form
    88,722.20/133,083.30 = 44,355.80/x
  3. Step 3: Cross multiply
    88,722.20x = 133,083.30 × 44,355.80
  4. Step 4: Simplify right side
    88,722.20x = 5,903,016,238.14
  5. Step 5: Solve for x
    x = 5,903,016,238.14/88,722.20
  6. Step 6: Final answer
    x = 66,533.70

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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.