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Finding the Fourth Proportional to 267,026.82, 368,489.72 and 152,302.88

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Solution

The fourth proportional to 267,026.82, 368,489.72 and 152,302.88 is: 210,173.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,026.82 : 368,489.72 = 152,302.88 : x
  2. Step 2: Convert to fraction form
    267,026.82/368,489.72 = 152,302.88/x
  3. Step 3: Cross multiply
    267,026.82x = 368,489.72 × 152,302.88
  4. Step 4: Simplify right side
    267,026.82x = 56,122,045,606.39
  5. Step 5: Solve for x
    x = 56,122,045,606.39/267,026.82
  6. Step 6: Final answer
    x = 210,173.82

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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.