Home / 97,814.46-146,530.68-67,414.16

Finding the Fourth Proportional to 97,814.46, 146,530.68 and 67,414.16

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Solution

The fourth proportional to 97,814.46, 146,530.68 and 67,414.16 is: 100,989.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,814.46 : 146,530.68 = 67,414.16 : x
  2. Step 2: Convert to fraction form
    97,814.46/146,530.68 = 67,414.16/x
  3. Step 3: Cross multiply
    97,814.46x = 146,530.68 × 67,414.16
  4. Step 4: Simplify right side
    97,814.46x = 9,878,241,636.70
  5. Step 5: Solve for x
    x = 9,878,241,636.70/97,814.46
  6. Step 6: Final answer
    x = 100,989.58

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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.