Home / 112,371.80-168,557.70-29,265.80

Finding the Fourth Proportional to 112,371.80, 168,557.70 and 29,265.80

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Solution

The fourth proportional to 112,371.80, 168,557.70 and 29,265.80 is: 43,898.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,371.80 : 168,557.70 = 29,265.80 : x
  2. Step 2: Convert to fraction form
    112,371.80/168,557.70 = 29,265.80/x
  3. Step 3: Cross multiply
    112,371.80x = 168,557.70 × 29,265.80
  4. Step 4: Simplify right side
    112,371.80x = 4,932,975,936.66
  5. Step 5: Solve for x
    x = 4,932,975,936.66/112,371.80
  6. Step 6: Final answer
    x = 43,898.70

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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.