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Finding the Fourth Proportional to 267,309.09, 368,897.63 and 146,460.87

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Solution

The fourth proportional to 267,309.09, 368,897.63 and 146,460.87 is: 202,122.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,309.09 : 368,897.63 = 146,460.87 : x
  2. Step 2: Convert to fraction form
    267,309.09/368,897.63 = 146,460.87/x
  3. Step 3: Cross multiply
    267,309.09x = 368,897.63 × 146,460.87
  4. Step 4: Simplify right side
    267,309.09x = 54,029,067,098.43
  5. Step 5: Solve for x
    x = 54,029,067,098.43/267,309.09
  6. Step 6: Final answer
    x = 202,122.07

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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.