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Finding the Fourth Proportional to 200,263.90, 300,357.60 and 60,022.51

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Solution

The fourth proportional to 200,263.90, 300,357.60 and 60,022.51 is: 90,022.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,263.90 : 300,357.60 = 60,022.51 : x
  2. Step 2: Convert to fraction form
    200,263.90/300,357.60 = 60,022.51/x
  3. Step 3: Cross multiply
    200,263.90x = 300,357.60 × 60,022.51
  4. Step 4: Simplify right side
    200,263.90x = 18,028,217,049.58
  5. Step 5: Solve for x
    x = 18,028,217,049.58/200,263.90
  6. Step 6: Final answer
    x = 90,022.30

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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.