Home / 170,253.96-234,844.02-122,431.56

Finding the Fourth Proportional to 170,253.96, 234,844.02 and 122,431.56

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Solution

The fourth proportional to 170,253.96, 234,844.02 and 122,431.56 is: 168,879.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,253.96 : 234,844.02 = 122,431.56 : x
  2. Step 2: Convert to fraction form
    170,253.96/234,844.02 = 122,431.56/x
  3. Step 3: Cross multiply
    170,253.96x = 234,844.02 × 122,431.56
  4. Step 4: Simplify right side
    170,253.96x = 28,752,319,725.27
  5. Step 5: Solve for x
    x = 28,752,319,725.27/170,253.96
  6. Step 6: Final answer
    x = 168,879.01

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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.