Home / 138,851.16-208,233.68-50,093.13

Finding the Fourth Proportional to 138,851.16, 208,233.68 and 50,093.13

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Solution

The fourth proportional to 138,851.16, 208,233.68 and 50,093.13 is: 75,124.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,851.16 : 208,233.68 = 50,093.13 : x
  2. Step 2: Convert to fraction form
    138,851.16/208,233.68 = 50,093.13/x
  3. Step 3: Cross multiply
    138,851.16x = 208,233.68 × 50,093.13
  4. Step 4: Simplify right side
    138,851.16x = 10,431,076,552.15
  5. Step 5: Solve for x
    x = 10,431,076,552.15/138,851.16
  6. Step 6: Final answer
    x = 75,124.16

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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.