Home / 89,631.54-134,440.74-33,449.94

Finding the Fourth Proportional to 89,631.54, 134,440.74 and 33,449.94

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Solution

The fourth proportional to 89,631.54, 134,440.74 and 33,449.94 is: 50,172.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,631.54 : 134,440.74 = 33,449.94 : x
  2. Step 2: Convert to fraction form
    89,631.54/134,440.74 = 33,449.94/x
  3. Step 3: Cross multiply
    89,631.54x = 134,440.74 × 33,449.94
  4. Step 4: Simplify right side
    89,631.54x = 4,497,034,686.56
  5. Step 5: Solve for x
    x = 4,497,034,686.56/89,631.54
  6. Step 6: Final answer
    x = 50,172.46

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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.