Home / 195,689.73-270,056.21-109,655.13

Finding the Fourth Proportional to 195,689.73, 270,056.21 and 109,655.13

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Solution

The fourth proportional to 195,689.73, 270,056.21 and 109,655.13 is: 151,326.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,689.73 : 270,056.21 = 109,655.13 : x
  2. Step 2: Convert to fraction form
    195,689.73/270,056.21 = 109,655.13/x
  3. Step 3: Cross multiply
    195,689.73x = 270,056.21 × 109,655.13
  4. Step 4: Simplify right side
    195,689.73x = 29,613,048,266.58
  5. Step 5: Solve for x
    x = 29,613,048,266.58/195,689.73
  6. Step 6: Final answer
    x = 151,326.53

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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.