Home / 231,048.38-346,611.97-103,011.12

Finding the Fourth Proportional to 231,048.38, 346,611.97 and 103,011.12

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Solution

The fourth proportional to 231,048.38, 346,611.97 and 103,011.12 is: 154,534.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,048.38 : 346,611.97 = 103,011.12 : x
  2. Step 2: Convert to fraction form
    231,048.38/346,611.97 = 103,011.12/x
  3. Step 3: Cross multiply
    231,048.38x = 346,611.97 × 103,011.12
  4. Step 4: Simplify right side
    231,048.38x = 35,704,887,363.87
  5. Step 5: Solve for x
    x = 35,704,887,363.87/231,048.38
  6. Step 6: Final answer
    x = 154,534.25

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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.