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Finding the Fourth Proportional to 117,307.65, 175,971.83 and 33,068.52

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Solution

The fourth proportional to 117,307.65, 175,971.83 and 33,068.52 is: 49,605.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,307.65 : 175,971.83 = 33,068.52 : x
  2. Step 2: Convert to fraction form
    117,307.65/175,971.83 = 33,068.52/x
  3. Step 3: Cross multiply
    117,307.65x = 175,971.83 × 33,068.52
  4. Step 4: Simplify right side
    117,307.65x = 5,819,127,979.79
  5. Step 5: Solve for x
    x = 5,819,127,979.79/117,307.65
  6. Step 6: Final answer
    x = 49,605.70

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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.