Home / 77,834.99-116,752.53-60,091.56

Finding the Fourth Proportional to 77,834.99, 116,752.53 and 60,091.56

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Solution

The fourth proportional to 77,834.99, 116,752.53 and 60,091.56 is: 90,137.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,834.99 : 116,752.53 = 60,091.56 : x
  2. Step 2: Convert to fraction form
    77,834.99/116,752.53 = 60,091.56/x
  3. Step 3: Cross multiply
    77,834.99x = 116,752.53 × 60,091.56
  4. Step 4: Simplify right side
    77,834.99x = 7,015,841,661.65
  5. Step 5: Solve for x
    x = 7,015,841,661.65/77,834.99
  6. Step 6: Final answer
    x = 90,137.38

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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.