Home / 91,768.63-137,636.48-24,301.09

Finding the Fourth Proportional to 91,768.63, 137,636.48 and 24,301.09

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Solution

The fourth proportional to 91,768.63, 137,636.48 and 24,301.09 is: 36,447.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,768.63 : 137,636.48 = 24,301.09 : x
  2. Step 2: Convert to fraction form
    91,768.63/137,636.48 = 24,301.09/x
  3. Step 3: Cross multiply
    91,768.63x = 137,636.48 × 24,301.09
  4. Step 4: Simplify right side
    91,768.63x = 3,344,715,678.08
  5. Step 5: Solve for x
    x = 3,344,715,678.08/91,768.63
  6. Step 6: Final answer
    x = 36,447.27

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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.