Home / 200,084.22-299,849.31-100,117.26

Finding the Fourth Proportional to 200,084.22, 299,849.31 and 100,117.26

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Solution

The fourth proportional to 200,084.22, 299,849.31 and 100,117.26 is: 150,037.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,084.22 : 299,849.31 = 100,117.26 : x
  2. Step 2: Convert to fraction form
    200,084.22/299,849.31 = 100,117.26/x
  3. Step 3: Cross multiply
    200,084.22x = 299,849.31 × 100,117.26
  4. Step 4: Simplify right side
    200,084.22x = 30,020,091,330.09
  5. Step 5: Solve for x
    x = 30,020,091,330.09/200,084.22
  6. Step 6: Final answer
    x = 150,037.28

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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.