Home / 347,097.15-520,623.86-110,609.55

Finding the Fourth Proportional to 347,097.15, 520,623.86 and 110,609.55

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Solution

The fourth proportional to 347,097.15, 520,623.86 and 110,609.55 is: 165,907.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,097.15 : 520,623.86 = 110,609.55 : x
  2. Step 2: Convert to fraction form
    347,097.15/520,623.86 = 110,609.55/x
  3. Step 3: Cross multiply
    347,097.15x = 520,623.86 × 110,609.55
  4. Step 4: Simplify right side
    347,097.15x = 57,585,970,320.82
  5. Step 5: Solve for x
    x = 57,585,970,320.82/347,097.15
  6. Step 6: Final answer
    x = 165,907.36

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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.