Home / 77,090.04-115,633.36-35,537.04

Finding the Fourth Proportional to 77,090.04, 115,633.36 and 35,537.04

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Solution

The fourth proportional to 77,090.04, 115,633.36 and 35,537.04 is: 53,304.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,090.04 : 115,633.36 = 35,537.04 : x
  2. Step 2: Convert to fraction form
    77,090.04/115,633.36 = 35,537.04/x
  3. Step 3: Cross multiply
    77,090.04x = 115,633.36 × 35,537.04
  4. Step 4: Simplify right side
    77,090.04x = 4,109,267,339.65
  5. Step 5: Solve for x
    x = 4,109,267,339.65/77,090.04
  6. Step 6: Final answer
    x = 53,304.78

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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.