Home / 352,262.28-486,117.59-191,116.16

Finding the Fourth Proportional to 352,262.28, 486,117.59 and 191,116.16

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Solution

The fourth proportional to 352,262.28, 486,117.59 and 191,116.16 is: 263,737.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,262.28 : 486,117.59 = 191,116.16 : x
  2. Step 2: Convert to fraction form
    352,262.28/486,117.59 = 191,116.16/x
  3. Step 3: Cross multiply
    352,262.28x = 486,117.59 × 191,116.16
  4. Step 4: Simplify right side
    352,262.28x = 92,904,923,723.09
  5. Step 5: Solve for x
    x = 92,904,923,723.09/352,262.28
  6. Step 6: Final answer
    x = 263,737.93

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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.