Home / 265,233.06-397,842.30-115,473.07

Finding the Fourth Proportional to 265,233.06, 397,842.30 and 115,473.07

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Solution

The fourth proportional to 265,233.06, 397,842.30 and 115,473.07 is: 173,206.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,233.06 : 397,842.30 = 115,473.07 : x
  2. Step 2: Convert to fraction form
    265,233.06/397,842.30 = 115,473.07/x
  3. Step 3: Cross multiply
    265,233.06x = 397,842.30 × 115,473.07
  4. Step 4: Simplify right side
    265,233.06x = 45,940,071,756.86
  5. Step 5: Solve for x
    x = 45,940,071,756.86/265,233.06
  6. Step 6: Final answer
    x = 173,206.43

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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.