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Finding the Fourth Proportional to 267,329.60, 368,930.32 and 146,471.12

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Solution

The fourth proportional to 267,329.60, 368,930.32 and 146,471.12 is: 202,138.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,329.60 : 368,930.32 = 146,471.12 : x
  2. Step 2: Convert to fraction form
    267,329.60/368,930.32 = 146,471.12/x
  3. Step 3: Cross multiply
    267,329.60x = 368,930.32 × 146,471.12
  4. Step 4: Simplify right side
    267,329.60x = 54,037,637,172.36
  5. Step 5: Solve for x
    x = 54,037,637,172.36/267,329.60
  6. Step 6: Final answer
    x = 202,138.62

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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.