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Finding the Fourth Proportional to 267,247.57, 368,788.54 and 146,389.39

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Solution

The fourth proportional to 267,247.57, 368,788.54 and 146,389.39 is: 202,010.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,247.57 : 368,788.54 = 146,389.39 : x
  2. Step 2: Convert to fraction form
    267,247.57/368,788.54 = 146,389.39/x
  3. Step 3: Cross multiply
    267,247.57x = 368,788.54 × 146,389.39
  4. Step 4: Simplify right side
    267,247.57x = 53,986,729,779.08
  5. Step 5: Solve for x
    x = 53,986,729,779.08/267,247.57
  6. Step 6: Final answer
    x = 202,010.18

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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.