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Finding the Fourth Proportional to 220,101.10, 303,891.15 and 162,753.10

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Solution

The fourth proportional to 220,101.10, 303,891.15 and 162,753.10 is: 224,711.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,101.10 : 303,891.15 = 162,753.10 : x
  2. Step 2: Convert to fraction form
    220,101.10/303,891.15 = 162,753.10/x
  3. Step 3: Cross multiply
    220,101.10x = 303,891.15 × 162,753.10
  4. Step 4: Simplify right side
    220,101.10x = 49,459,226,725.07
  5. Step 5: Solve for x
    x = 49,459,226,725.07/220,101.10
  6. Step 6: Final answer
    x = 224,711.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.