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Finding the Fourth Proportional to 219,837, 303,375.08 and 124,341.64

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Solution

The fourth proportional to 219,837, 303,375.08 and 124,341.64 is: 171,591.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,837 : 303,375.08 = 124,341.64 : x
  2. Step 2: Convert to fraction form
    219,837/303,375.08 = 124,341.64/x
  3. Step 3: Cross multiply
    219,837x = 303,375.08 × 124,341.64
  4. Step 4: Simplify right side
    219,837x = 37,722,154,982.33
  5. Step 5: Solve for x
    x = 37,722,154,982.33/219,837
  6. Step 6: Final answer
    x = 171,591.47

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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.