Home / 112,558.24-155,324.28-62,254

Finding the Fourth Proportional to 112,558.24, 155,324.28 and 62,254

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Solution

The fourth proportional to 112,558.24, 155,324.28 and 62,254 is: 85,907.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,558.24 : 155,324.28 = 62,254 : x
  2. Step 2: Convert to fraction form
    112,558.24/155,324.28 = 62,254/x
  3. Step 3: Cross multiply
    112,558.24x = 155,324.28 × 62,254
  4. Step 4: Simplify right side
    112,558.24x = 9,669,557,727.12
  5. Step 5: Solve for x
    x = 9,669,557,727.12/112,558.24
  6. Step 6: Final answer
    x = 85,907.15

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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.