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Finding the Fourth Proportional to 267,858.71, 369,620.55 and 158,944.24

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Solution

The fourth proportional to 267,858.71, 369,620.55 and 158,944.24 is: 219,328.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,858.71 : 369,620.55 = 158,944.24 : x
  2. Step 2: Convert to fraction form
    267,858.71/369,620.55 = 158,944.24/x
  3. Step 3: Cross multiply
    267,858.71x = 369,620.55 × 158,944.24
  4. Step 4: Simplify right side
    267,858.71x = 58,749,057,870.16
  5. Step 5: Solve for x
    x = 58,749,057,870.16/267,858.71
  6. Step 6: Final answer
    x = 219,328.53

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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.