Home / 267,212.19-368,758.79-152,488.55

Finding the Fourth Proportional to 267,212.19, 368,758.79 and 152,488.55

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Solution

The fourth proportional to 267,212.19, 368,758.79 and 152,488.55 is: 210,437.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,212.19 : 368,758.79 = 152,488.55 : x
  2. Step 2: Convert to fraction form
    267,212.19/368,758.79 = 152,488.55/x
  3. Step 3: Cross multiply
    267,212.19x = 368,758.79 × 152,488.55
  4. Step 4: Simplify right side
    267,212.19x = 56,231,491,843.87
  5. Step 5: Solve for x
    x = 56,231,491,843.87/267,212.19
  6. Step 6: Final answer
    x = 210,437.60

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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.