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Finding the Fourth Proportional to 163,213.10, 244,819.65 and 163,213.10

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Solution

The fourth proportional to 163,213.10, 244,819.65 and 163,213.10 is: 244,819.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,213.10 : 244,819.65 = 163,213.10 : x
  2. Step 2: Convert to fraction form
    163,213.10/244,819.65 = 163,213.10/x
  3. Step 3: Cross multiply
    163,213.10x = 244,819.65 × 163,213.10
  4. Step 4: Simplify right side
    163,213.10x = 39,957,774,017.42
  5. Step 5: Solve for x
    x = 39,957,774,017.42/163,213.10
  6. Step 6: Final answer
    x = 244,819.65

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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.