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Finding the Fourth Proportional to 200,572.62, 276,788.07 and 109,933.62

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Solution

The fourth proportional to 200,572.62, 276,788.07 and 109,933.62 is: 151,707.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,572.62 : 276,788.07 = 109,933.62 : x
  2. Step 2: Convert to fraction form
    200,572.62/276,788.07 = 109,933.62/x
  3. Step 3: Cross multiply
    200,572.62x = 276,788.07 × 109,933.62
  4. Step 4: Simplify right side
    200,572.62x = 30,428,314,507.91
  5. Step 5: Solve for x
    x = 30,428,314,507.91/200,572.62
  6. Step 6: Final answer
    x = 151,707.22

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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.