Home / 112,694.06-155,523.04-62,394.14

Finding the Fourth Proportional to 112,694.06, 155,523.04 and 62,394.14

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Solution

The fourth proportional to 112,694.06, 155,523.04 and 62,394.14 is: 86,106.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,694.06 : 155,523.04 = 62,394.14 : x
  2. Step 2: Convert to fraction form
    112,694.06/155,523.04 = 62,394.14/x
  3. Step 3: Cross multiply
    112,694.06x = 155,523.04 × 62,394.14
  4. Step 4: Simplify right side
    112,694.06x = 9,703,726,330.99
  5. Step 5: Solve for x
    x = 9,703,726,330.99/112,694.06
  6. Step 6: Final answer
    x = 86,106.81

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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.