Home / 194,139.03-267,949.02-117,699.79

Finding the Fourth Proportional to 194,139.03, 267,949.02 and 117,699.79

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Solution

The fourth proportional to 194,139.03, 267,949.02 and 117,699.79 is: 162,448.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,139.03 : 267,949.02 = 117,699.79 : x
  2. Step 2: Convert to fraction form
    194,139.03/267,949.02 = 117,699.79/x
  3. Step 3: Cross multiply
    194,139.03x = 267,949.02 × 117,699.79
  4. Step 4: Simplify right side
    194,139.03x = 31,537,541,456.46
  5. Step 5: Solve for x
    x = 31,537,541,456.46/194,139.03
  6. Step 6: Final answer
    x = 162,448.23

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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.