Home / 202,722.14-279,762.39-112,083.95

Finding the Fourth Proportional to 202,722.14, 279,762.39 and 112,083.95

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Solution

The fourth proportional to 202,722.14, 279,762.39 and 112,083.95 is: 154,679.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,722.14 : 279,762.39 = 112,083.95 : x
  2. Step 2: Convert to fraction form
    202,722.14/279,762.39 = 112,083.95/x
  3. Step 3: Cross multiply
    202,722.14x = 279,762.39 × 112,083.95
  4. Step 4: Simplify right side
    202,722.14x = 31,356,874,195.62
  5. Step 5: Solve for x
    x = 31,356,874,195.62/202,722.14
  6. Step 6: Final answer
    x = 154,679.08

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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.