Home / 202,632.75-279,650.48-113,226.03

Finding the Fourth Proportional to 202,632.75, 279,650.48 and 113,226.03

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Solution

The fourth proportional to 202,632.75, 279,650.48 and 113,226.03 is: 156,261.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,632.75 : 279,650.48 = 113,226.03 : x
  2. Step 2: Convert to fraction form
    202,632.75/279,650.48 = 113,226.03/x
  3. Step 3: Cross multiply
    202,632.75x = 279,650.48 × 113,226.03
  4. Step 4: Simplify right side
    202,632.75x = 31,663,713,071.86
  5. Step 5: Solve for x
    x = 31,663,713,071.86/202,632.75
  6. Step 6: Final answer
    x = 156,261.58

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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.