Home / 231,087.36-346,632.30-71,161.32

Finding the Fourth Proportional to 231,087.36, 346,632.30 and 71,161.32

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Solution

The fourth proportional to 231,087.36, 346,632.30 and 71,161.32 is: 106,742.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,087.36 : 346,632.30 = 71,161.32 : x
  2. Step 2: Convert to fraction form
    231,087.36/346,632.30 = 71,161.32/x
  3. Step 3: Cross multiply
    231,087.36x = 346,632.30 × 71,161.32
  4. Step 4: Simplify right side
    231,087.36x = 24,666,812,022.64
  5. Step 5: Solve for x
    x = 24,666,812,022.64/231,087.36
  6. Step 6: Final answer
    x = 106,742.37

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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.