Home / 129,669.54-194,537.11-36,175.22

Finding the Fourth Proportional to 129,669.54, 194,537.11 and 36,175.22

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Solution

The fourth proportional to 129,669.54, 194,537.11 and 36,175.22 is: 54,271.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,669.54 : 194,537.11 = 36,175.22 : x
  2. Step 2: Convert to fraction form
    129,669.54/194,537.11 = 36,175.22/x
  3. Step 3: Cross multiply
    129,669.54x = 194,537.11 × 36,175.22
  4. Step 4: Simplify right side
    129,669.54x = 7,037,422,752.41
  5. Step 5: Solve for x
    x = 7,037,422,752.41/129,669.54
  6. Step 6: Final answer
    x = 54,271.98

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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.