Home / 161,522.20-242,196.90-67,922.20

Finding the Fourth Proportional to 161,522.20, 242,196.90 and 67,922.20

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Solution

The fourth proportional to 161,522.20, 242,196.90 and 67,922.20 is: 101,846.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,522.20 : 242,196.90 = 67,922.20 : x
  2. Step 2: Convert to fraction form
    161,522.20/242,196.90 = 67,922.20/x
  3. Step 3: Cross multiply
    161,522.20x = 242,196.90 × 67,922.20
  4. Step 4: Simplify right side
    161,522.20x = 16,450,546,281.18
  5. Step 5: Solve for x
    x = 16,450,546,281.18/161,522.20
  6. Step 6: Final answer
    x = 101,846.97

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1.5x scale

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.