Home / 79,631.66-119,421.33-35,257.46

Finding the Fourth Proportional to 79,631.66, 119,421.33 and 35,257.46

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Solution

The fourth proportional to 79,631.66, 119,421.33 and 35,257.46 is: 52,874.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,631.66 : 119,421.33 = 35,257.46 : x
  2. Step 2: Convert to fraction form
    79,631.66/119,421.33 = 35,257.46/x
  3. Step 3: Cross multiply
    79,631.66x = 119,421.33 × 35,257.46
  4. Step 4: Simplify right side
    79,631.66x = 4,210,492,765.62
  5. Step 5: Solve for x
    x = 4,210,492,765.62/79,631.66
  6. Step 6: Final answer
    x = 52,874.61

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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.