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Finding the Fourth Proportional to 117,177.87, 175,795.97 and 34,071.87

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Solution

The fourth proportional to 117,177.87, 175,795.97 and 34,071.87 is: 51,116.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,177.87 : 175,795.97 = 34,071.87 : x
  2. Step 2: Convert to fraction form
    117,177.87/175,795.97 = 34,071.87/x
  3. Step 3: Cross multiply
    117,177.87x = 175,795.97 × 34,071.87
  4. Step 4: Simplify right side
    117,177.87x = 5,989,697,266.00
  5. Step 5: Solve for x
    x = 5,989,697,266.00/117,177.87
  6. Step 6: Final answer
    x = 51,116.28

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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.