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Finding the Fourth Proportional to 267,116.25, 368,619.08 and 146,255.34

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Solution

The fourth proportional to 267,116.25, 368,619.08 and 146,255.34 is: 201,831.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,116.25 : 368,619.08 = 146,255.34 : x
  2. Step 2: Convert to fraction form
    267,116.25/368,619.08 = 146,255.34/x
  3. Step 3: Cross multiply
    267,116.25x = 368,619.08 × 146,255.34
  4. Step 4: Simplify right side
    267,116.25x = 53,912,508,875.89
  5. Step 5: Solve for x
    x = 53,912,508,875.89/267,116.25
  6. Step 6: Final answer
    x = 201,831.63

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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.