Home / 77,091.04-115,634.86-35,538.04

Finding the Fourth Proportional to 77,091.04, 115,634.86 and 35,538.04

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Solution

The fourth proportional to 77,091.04, 115,634.86 and 35,538.04 is: 53,306.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,091.04 : 115,634.86 = 35,538.04 : x
  2. Step 2: Convert to fraction form
    77,091.04/115,634.86 = 35,538.04/x
  3. Step 3: Cross multiply
    77,091.04x = 115,634.86 × 35,538.04
  4. Step 4: Simplify right side
    77,091.04x = 4,109,436,280.07
  5. Step 5: Solve for x
    x = 4,109,436,280.07/77,091.04
  6. Step 6: Final answer
    x = 53,306.28

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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.