Home / 181,201.42-250,061.29-100,636.46

Finding the Fourth Proportional to 181,201.42, 250,061.29 and 100,636.46

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Solution

The fourth proportional to 181,201.42, 250,061.29 and 100,636.46 is: 138,880.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,201.42 : 250,061.29 = 100,636.46 : x
  2. Step 2: Convert to fraction form
    181,201.42/250,061.29 = 100,636.46/x
  3. Step 3: Cross multiply
    181,201.42x = 250,061.29 × 100,636.46
  4. Step 4: Simplify right side
    181,201.42x = 25,165,281,758.33
  5. Step 5: Solve for x
    x = 25,165,281,758.33/181,201.42
  6. Step 6: Final answer
    x = 138,880.16

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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.