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Finding the Fourth Proportional to 267,115.25, 368,617.70 and 146,254.34

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Solution

The fourth proportional to 267,115.25, 368,617.70 and 146,254.34 is: 201,830.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,115.25 : 368,617.70 = 146,254.34 : x
  2. Step 2: Convert to fraction form
    267,115.25/368,617.70 = 146,254.34/x
  3. Step 3: Cross multiply
    267,115.25x = 368,617.70 × 146,254.34
  4. Step 4: Simplify right side
    267,115.25x = 53,911,939,713.00
  5. Step 5: Solve for x
    x = 53,911,939,713.00/267,115.25
  6. Step 6: Final answer
    x = 201,830.26

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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.