Home / 89,966.84-135,037.72-43,252.52

Finding the Fourth Proportional to 89,966.84, 135,037.72 and 43,252.52

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Solution

The fourth proportional to 89,966.84, 135,037.72 and 43,252.52 is: 64,920.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,966.84 : 135,037.72 = 43,252.52 : x
  2. Step 2: Convert to fraction form
    89,966.84/135,037.72 = 43,252.52/x
  3. Step 3: Cross multiply
    89,966.84x = 135,037.72 × 43,252.52
  4. Step 4: Simplify right side
    89,966.84x = 5,840,721,685.05
  5. Step 5: Solve for x
    x = 5,840,721,685.05/89,966.84
  6. Step 6: Final answer
    x = 64,920.83

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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.