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Finding the Fourth Proportional to 267,758.48, 369,203.72 and 170,832.66

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Solution

The fourth proportional to 267,758.48, 369,203.72 and 170,832.66 is: 235,555.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,758.48 : 369,203.72 = 170,832.66 : x
  2. Step 2: Convert to fraction form
    267,758.48/369,203.72 = 170,832.66/x
  3. Step 3: Cross multiply
    267,758.48x = 369,203.72 × 170,832.66
  4. Step 4: Simplify right side
    267,758.48x = 63,072,053,569.50
  5. Step 5: Solve for x
    x = 63,072,053,569.50/267,758.48
  6. Step 6: Final answer
    x = 235,555.76

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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.