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Finding the Fourth Proportional to 117,436.56, 176,184.11 and 34,330.56

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Solution

The fourth proportional to 117,436.56, 176,184.11 and 34,330.56 is: 51,504.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,436.56 : 176,184.11 = 34,330.56 : x
  2. Step 2: Convert to fraction form
    117,436.56/176,184.11 = 34,330.56/x
  3. Step 3: Cross multiply
    117,436.56x = 176,184.11 × 34,330.56
  4. Step 4: Simplify right side
    117,436.56x = 6,048,499,159.40
  5. Step 5: Solve for x
    x = 6,048,499,159.40/117,436.56
  6. Step 6: Final answer
    x = 51,504.40

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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.