Home / 89,972.03-135,004.76-36,703.10

Finding the Fourth Proportional to 89,972.03, 135,004.76 and 36,703.10

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Solution

The fourth proportional to 89,972.03, 135,004.76 and 36,703.10 is: 55,073.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,972.03 : 135,004.76 = 36,703.10 : x
  2. Step 2: Convert to fraction form
    89,972.03/135,004.76 = 36,703.10/x
  3. Step 3: Cross multiply
    89,972.03x = 135,004.76 × 36,703.10
  4. Step 4: Simplify right side
    89,972.03x = 4,955,093,206.76
  5. Step 5: Solve for x
    x = 4,955,093,206.76/89,972.03
  6. Step 6: Final answer
    x = 55,073.71

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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.