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Finding the Fourth Proportional to 267,237.11, 368,787.05 and 146,385.89

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Solution

The fourth proportional to 267,237.11, 368,787.05 and 146,385.89 is: 202,012.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,237.11 : 368,787.05 = 146,385.89 : x
  2. Step 2: Convert to fraction form
    267,237.11/368,787.05 = 146,385.89/x
  3. Step 3: Cross multiply
    267,237.11x = 368,787.05 × 146,385.89
  4. Step 4: Simplify right side
    267,237.11x = 53,985,219,056.75
  5. Step 5: Solve for x
    x = 53,985,219,056.75/267,237.11
  6. Step 6: Final answer
    x = 202,012.44

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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.