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Finding the Fourth Proportional to 267,159.22, 368,679.88 and 144,651.22

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Solution

The fourth proportional to 267,159.22, 368,679.88 and 144,651.22 is: 199,618.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,159.22 : 368,679.88 = 144,651.22 : x
  2. Step 2: Convert to fraction form
    267,159.22/368,679.88 = 144,651.22/x
  3. Step 3: Cross multiply
    267,159.22x = 368,679.88 × 144,651.22
  4. Step 4: Simplify right side
    267,159.22x = 53,329,994,431.45
  5. Step 5: Solve for x
    x = 53,329,994,431.45/267,159.22
  6. Step 6: Final answer
    x = 199,618.77

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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.