Home / 89,240.06-133,860.20-26,910.56

Finding the Fourth Proportional to 89,240.06, 133,860.20 and 26,910.56

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Solution

The fourth proportional to 89,240.06, 133,860.20 and 26,910.56 is: 40,365.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,240.06 : 133,860.20 = 26,910.56 : x
  2. Step 2: Convert to fraction form
    89,240.06/133,860.20 = 26,910.56/x
  3. Step 3: Cross multiply
    89,240.06x = 133,860.20 × 26,910.56
  4. Step 4: Simplify right side
    89,240.06x = 3,602,253,143.81
  5. Step 5: Solve for x
    x = 3,602,253,143.81/89,240.06
  6. Step 6: Final answer
    x = 40,365.87

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1.5x scale

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.