Home / 83,046.53-124,509.44-33,111.65

Finding the Fourth Proportional to 83,046.53, 124,509.44 and 33,111.65

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Solution

The fourth proportional to 83,046.53, 124,509.44 and 33,111.65 is: 49,643.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,046.53 : 124,509.44 = 33,111.65 : x
  2. Step 2: Convert to fraction form
    83,046.53/124,509.44 = 33,111.65/x
  3. Step 3: Cross multiply
    83,046.53x = 124,509.44 × 33,111.65
  4. Step 4: Simplify right side
    83,046.53x = 4,122,712,998.98
  5. Step 5: Solve for x
    x = 4,122,712,998.98/83,046.53
  6. Step 6: Final answer
    x = 49,643.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.