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Finding the Fourth Proportional to 200,473.52, 276,548.47 and 123,968.21

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Solution

The fourth proportional to 200,473.52, 276,548.47 and 123,968.21 is: 171,011.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,473.52 : 276,548.47 = 123,968.21 : x
  2. Step 2: Convert to fraction form
    200,473.52/276,548.47 = 123,968.21/x
  3. Step 3: Cross multiply
    200,473.52x = 276,548.47 × 123,968.21
  4. Step 4: Simplify right side
    200,473.52x = 34,283,217,111.48
  5. Step 5: Solve for x
    x = 34,283,217,111.48/200,473.52
  6. Step 6: Final answer
    x = 171,011.20

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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.