Home / 231,130.49-346,103.79-159,954.58

Finding the Fourth Proportional to 231,130.49, 346,103.79 and 159,954.58

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Solution

The fourth proportional to 231,130.49, 346,103.79 and 159,954.58 is: 239,522.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,130.49 : 346,103.79 = 159,954.58 : x
  2. Step 2: Convert to fraction form
    231,130.49/346,103.79 = 159,954.58/x
  3. Step 3: Cross multiply
    231,130.49x = 346,103.79 × 159,954.58
  4. Step 4: Simplify right side
    231,130.49x = 55,360,886,365.86
  5. Step 5: Solve for x
    x = 55,360,886,365.86/231,130.49
  6. Step 6: Final answer
    x = 239,522.21

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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.