Home / 89,132.68-133,701.18-26,803.24

Finding the Fourth Proportional to 89,132.68, 133,701.18 and 26,803.24

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Solution

The fourth proportional to 89,132.68, 133,701.18 and 26,803.24 is: 40,205.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,132.68 : 133,701.18 = 26,803.24 : x
  2. Step 2: Convert to fraction form
    89,132.68/133,701.18 = 26,803.24/x
  3. Step 3: Cross multiply
    89,132.68x = 133,701.18 × 26,803.24
  4. Step 4: Simplify right side
    89,132.68x = 3,583,624,815.82
  5. Step 5: Solve for x
    x = 3,583,624,815.82/89,132.68
  6. Step 6: Final answer
    x = 40,205.51

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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.