Home / 77,572.91-116,343.03-35,441.03

Finding the Fourth Proportional to 77,572.91, 116,343.03 and 35,441.03

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Solution

The fourth proportional to 77,572.91, 116,343.03 and 35,441.03 is: 53,154.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,572.91 : 116,343.03 = 35,441.03 : x
  2. Step 2: Convert to fraction form
    77,572.91/116,343.03 = 35,441.03/x
  3. Step 3: Cross multiply
    77,572.91x = 116,343.03 × 35,441.03
  4. Step 4: Simplify right side
    77,572.91x = 4,123,317,240.28
  5. Step 5: Solve for x
    x = 4,123,317,240.28/77,572.91
  6. Step 6: Final answer
    x = 53,154.09

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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.