Home / 82,851.08-114,334.62-45,125.48

Finding the Fourth Proportional to 82,851.08, 114,334.62 and 45,125.48

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Solution

The fourth proportional to 82,851.08, 114,334.62 and 45,125.48 is: 62,273.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,851.08 : 114,334.62 = 45,125.48 : x
  2. Step 2: Convert to fraction form
    82,851.08/114,334.62 = 45,125.48/x
  3. Step 3: Cross multiply
    82,851.08x = 114,334.62 × 45,125.48
  4. Step 4: Simplify right side
    82,851.08x = 5,159,404,608.12
  5. Step 5: Solve for x
    x = 5,159,404,608.12/82,851.08
  6. Step 6: Final answer
    x = 62,273.23

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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.