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Finding the Fourth Proportional to 267,118.50, 368,623.36 and 146,259.70

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Solution

The fourth proportional to 267,118.50, 368,623.36 and 146,259.70 is: 201,838.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,118.50 : 368,623.36 = 146,259.70 : x
  2. Step 2: Convert to fraction form
    267,118.50/368,623.36 = 146,259.70/x
  3. Step 3: Cross multiply
    267,118.50x = 368,623.36 × 146,259.70
  4. Step 4: Simplify right side
    267,118.50x = 53,914,742,046.59
  5. Step 5: Solve for x
    x = 53,914,742,046.59/267,118.50
  6. Step 6: Final answer
    x = 201,838.29

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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.