Home / 231,210-346,884.93-163,872.27

Finding the Fourth Proportional to 231,210, 346,884.93 and 163,872.27

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Solution

The fourth proportional to 231,210, 346,884.93 and 163,872.27 is: 245,857.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,210 : 346,884.93 = 163,872.27 : x
  2. Step 2: Convert to fraction form
    231,210/346,884.93 = 163,872.27/x
  3. Step 3: Cross multiply
    231,210x = 346,884.93 × 163,872.27
  4. Step 4: Simplify right side
    231,210x = 56,844,820,907.89
  5. Step 5: Solve for x
    x = 56,844,820,907.89/231,210
  6. Step 6: Final answer
    x = 245,857.97

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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.