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Finding the Fourth Proportional to 266,689.26, 368,027.75 and 159,402.33

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Solution

The fourth proportional to 266,689.26, 368,027.75 and 159,402.33 is: 219,973.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,689.26 : 368,027.75 = 159,402.33 : x
  2. Step 2: Convert to fraction form
    266,689.26/368,027.75 = 159,402.33/x
  3. Step 3: Cross multiply
    266,689.26x = 368,027.75 × 159,402.33
  4. Step 4: Simplify right side
    266,689.26x = 58,664,481,253.16
  5. Step 5: Solve for x
    x = 58,664,481,253.16/266,689.26
  6. Step 6: Final answer
    x = 219,973.17

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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.