Home / 68,167.45-94,070.19-39,491.02

Finding the Fourth Proportional to 68,167.45, 94,070.19 and 39,491.02

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Solution

The fourth proportional to 68,167.45, 94,070.19 and 39,491.02 is: 54,497.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,167.45 : 94,070.19 = 39,491.02 : x
  2. Step 2: Convert to fraction form
    68,167.45/94,070.19 = 39,491.02/x
  3. Step 3: Cross multiply
    68,167.45x = 94,070.19 × 39,491.02
  4. Step 4: Simplify right side
    68,167.45x = 3,714,927,754.69
  5. Step 5: Solve for x
    x = 3,714,927,754.69/68,167.45
  6. Step 6: Final answer
    x = 54,497.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.