Home / 221,932.13-306,180.29-141,345.23

Finding the Fourth Proportional to 221,932.13, 306,180.29 and 141,345.23

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Solution

The fourth proportional to 221,932.13, 306,180.29 and 141,345.23 is: 195,001.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,932.13 : 306,180.29 = 141,345.23 : x
  2. Step 2: Convert to fraction form
    221,932.13/306,180.29 = 141,345.23/x
  3. Step 3: Cross multiply
    221,932.13x = 306,180.29 × 141,345.23
  4. Step 4: Simplify right side
    221,932.13x = 43,277,122,804.79
  5. Step 5: Solve for x
    x = 43,277,122,804.79/221,932.13
  6. Step 6: Final answer
    x = 195,001.61

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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.