Home / 89,669.67-134,522.23-25,628.39

Finding the Fourth Proportional to 89,669.67, 134,522.23 and 25,628.39

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Solution

The fourth proportional to 89,669.67, 134,522.23 and 25,628.39 is: 38,447.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,669.67 : 134,522.23 = 25,628.39 : x
  2. Step 2: Convert to fraction form
    89,669.67/134,522.23 = 25,628.39/x
  3. Step 3: Cross multiply
    89,669.67x = 134,522.23 × 25,628.39
  4. Step 4: Simplify right side
    89,669.67x = 3,447,588,174.11
  5. Step 5: Solve for x
    x = 3,447,588,174.11/89,669.67
  6. Step 6: Final answer
    x = 38,447.65

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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.