Home / 91,072.84-136,625.72-41,176.44

Finding the Fourth Proportional to 91,072.84, 136,625.72 and 41,176.44

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Solution

The fourth proportional to 91,072.84, 136,625.72 and 41,176.44 is: 61,772.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,072.84 : 136,625.72 = 41,176.44 : x
  2. Step 2: Convert to fraction form
    91,072.84/136,625.72 = 41,176.44/x
  3. Step 3: Cross multiply
    91,072.84x = 136,625.72 × 41,176.44
  4. Step 4: Simplify right side
    91,072.84x = 5,625,760,762.04
  5. Step 5: Solve for x
    x = 5,625,760,762.04/91,072.84
  6. Step 6: Final answer
    x = 61,772.10

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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.