Home / 89,624.58-134,519.84-45,282.44

Finding the Fourth Proportional to 89,624.58, 134,519.84 and 45,282.44

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Solution

The fourth proportional to 89,624.58, 134,519.84 and 45,282.44 is: 67,965.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,624.58 : 134,519.84 = 45,282.44 : x
  2. Step 2: Convert to fraction form
    89,624.58/134,519.84 = 45,282.44/x
  3. Step 3: Cross multiply
    89,624.58x = 134,519.84 × 45,282.44
  4. Step 4: Simplify right side
    89,624.58x = 6,091,386,863.31
  5. Step 5: Solve for x
    x = 6,091,386,863.31/89,624.58
  6. Step 6: Final answer
    x = 67,965.59

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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.