Home / 77,581.33-116,263.51-41,965.76

Finding the Fourth Proportional to 77,581.33, 116,263.51 and 41,965.76

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Solution

The fourth proportional to 77,581.33, 116,263.51 and 41,965.76 is: 62,889.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,581.33 : 116,263.51 = 41,965.76 : x
  2. Step 2: Convert to fraction form
    77,581.33/116,263.51 = 41,965.76/x
  3. Step 3: Cross multiply
    77,581.33x = 116,263.51 × 41,965.76
  4. Step 4: Simplify right side
    77,581.33x = 4,879,086,557.42
  5. Step 5: Solve for x
    x = 4,879,086,557.42/77,581.33
  6. Step 6: Final answer
    x = 62,889.96

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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.