Home / 267,533.12-369,196.20-145,025.12

Finding the Fourth Proportional to 267,533.12, 369,196.20 and 145,025.12

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Solution

The fourth proportional to 267,533.12, 369,196.20 and 145,025.12 is: 200,134.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,533.12 : 369,196.20 = 145,025.12 : x
  2. Step 2: Convert to fraction form
    267,533.12/369,196.20 = 145,025.12/x
  3. Step 3: Cross multiply
    267,533.12x = 369,196.20 × 145,025.12
  4. Step 4: Simplify right side
    267,533.12x = 53,542,722,866.07
  5. Step 5: Solve for x
    x = 53,542,722,866.07/267,533.12
  6. Step 6: Final answer
    x = 200,134.93

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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.