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Finding the Fourth Proportional to 201,254.49, 277,518.42 and 168,966.87

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Solution

The fourth proportional to 201,254.49, 277,518.42 and 168,966.87 is: 232,995.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,254.49 : 277,518.42 = 168,966.87 : x
  2. Step 2: Convert to fraction form
    201,254.49/277,518.42 = 168,966.87/x
  3. Step 3: Cross multiply
    201,254.49x = 277,518.42 × 168,966.87
  4. Step 4: Simplify right side
    201,254.49x = 46,891,417,754.05
  5. Step 5: Solve for x
    x = 46,891,417,754.05/201,254.49
  6. Step 6: Final answer
    x = 232,995.64

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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.