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Finding the Fourth Proportional to 170,326.78, 255,599.52 and 114,230.24

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Solution

The fourth proportional to 170,326.78, 255,599.52 and 114,230.24 is: 171,418.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,326.78 : 255,599.52 = 114,230.24 : x
  2. Step 2: Convert to fraction form
    170,326.78/255,599.52 = 114,230.24/x
  3. Step 3: Cross multiply
    170,326.78x = 255,599.52 × 114,230.24
  4. Step 4: Simplify right side
    170,326.78x = 29,197,194,513.48
  5. Step 5: Solve for x
    x = 29,197,194,513.48/170,326.78
  6. Step 6: Final answer
    x = 171,418.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.