Home / 94,185.78-129,974.94-51,165.06

Finding the Fourth Proportional to 94,185.78, 129,974.94 and 51,165.06

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Solution

The fourth proportional to 94,185.78, 129,974.94 and 51,165.06 is: 70,607.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,185.78 : 129,974.94 = 51,165.06 : x
  2. Step 2: Convert to fraction form
    94,185.78/129,974.94 = 51,165.06/x
  3. Step 3: Cross multiply
    94,185.78x = 129,974.94 × 51,165.06
  4. Step 4: Simplify right side
    94,185.78x = 6,650,175,603.60
  5. Step 5: Solve for x
    x = 6,650,175,603.60/94,185.78
  6. Step 6: Final answer
    x = 70,607.00

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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.