Home / 103,085.00-154,578.97-39,934.69

Finding the Fourth Proportional to 103,085.00, 154,578.97 and 39,934.69

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Solution

The fourth proportional to 103,085.00, 154,578.97 and 39,934.69 is: 59,883.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,085.00 : 154,578.97 = 39,934.69 : x
  2. Step 2: Convert to fraction form
    103,085.00/154,578.97 = 39,934.69/x
  3. Step 3: Cross multiply
    103,085.00x = 154,578.97 × 39,934.69
  4. Step 4: Simplify right side
    103,085.00x = 6,173,062,761.19
  5. Step 5: Solve for x
    x = 6,173,062,761.19/103,085.00
  6. Step 6: Final answer
    x = 59,883.23

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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.