Home / 347,146.14-520,730.72-119,439.57

Finding the Fourth Proportional to 347,146.14, 520,730.72 and 119,439.57

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Solution

The fourth proportional to 347,146.14, 520,730.72 and 119,439.57 is: 179,163.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,146.14 : 520,730.72 = 119,439.57 : x
  2. Step 2: Convert to fraction form
    347,146.14/520,730.72 = 119,439.57/x
  3. Step 3: Cross multiply
    347,146.14x = 520,730.72 × 119,439.57
  4. Step 4: Simplify right side
    347,146.14x = 62,195,855,086.03
  5. Step 5: Solve for x
    x = 62,195,855,086.03/347,146.14
  6. Step 6: Final answer
    x = 179,163.32

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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.