Home / 91,696.48-137,552.04-39,106.44

Finding the Fourth Proportional to 91,696.48, 137,552.04 and 39,106.44

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Solution

The fourth proportional to 91,696.48, 137,552.04 and 39,106.44 is: 58,662.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,696.48 : 137,552.04 = 39,106.44 : x
  2. Step 2: Convert to fraction form
    91,696.48/137,552.04 = 39,106.44/x
  3. Step 3: Cross multiply
    91,696.48x = 137,552.04 × 39,106.44
  4. Step 4: Simplify right side
    91,696.48x = 5,379,170,599.14
  5. Step 5: Solve for x
    x = 5,379,170,599.14/91,696.48
  6. Step 6: Final answer
    x = 58,662.78

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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.