Home / 195,682.39-270,036.86-109,644.91

Finding the Fourth Proportional to 195,682.39, 270,036.86 and 109,644.91

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Solution

The fourth proportional to 195,682.39, 270,036.86 and 109,644.91 is: 151,307.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,682.39 : 270,036.86 = 109,644.91 : x
  2. Step 2: Convert to fraction form
    195,682.39/270,036.86 = 109,644.91/x
  3. Step 3: Cross multiply
    195,682.39x = 270,036.86 × 109,644.91
  4. Step 4: Simplify right side
    195,682.39x = 29,608,165,988.07
  5. Step 5: Solve for x
    x = 29,608,165,988.07/195,682.39
  6. Step 6: Final answer
    x = 151,307.26

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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.