Home / 88,724.20-133,086.30-44,357.80

Finding the Fourth Proportional to 88,724.20, 133,086.30 and 44,357.80

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Solution

The fourth proportional to 88,724.20, 133,086.30 and 44,357.80 is: 66,536.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,724.20 : 133,086.30 = 44,357.80 : x
  2. Step 2: Convert to fraction form
    88,724.20/133,086.30 = 44,357.80/x
  3. Step 3: Cross multiply
    88,724.20x = 133,086.30 × 44,357.80
  4. Step 4: Simplify right side
    88,724.20x = 5,903,415,478.14
  5. Step 5: Solve for x
    x = 5,903,415,478.14/88,724.20
  6. Step 6: Final answer
    x = 66,536.70

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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.