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Finding the Fourth Proportional to 117,302.64, 175,940.10 and 33,069.12

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Solution

The fourth proportional to 117,302.64, 175,940.10 and 33,069.12 is: 49,599.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,302.64 : 175,940.10 = 33,069.12 : x
  2. Step 2: Convert to fraction form
    117,302.64/175,940.10 = 33,069.12/x
  3. Step 3: Cross multiply
    117,302.64x = 175,940.10 × 33,069.12
  4. Step 4: Simplify right side
    117,302.64x = 5,818,184,279.71
  5. Step 5: Solve for x
    x = 5,818,184,279.71/117,302.64
  6. Step 6: Final answer
    x = 49,599.77

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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.