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Finding the Fourth Proportional to 117,773.94, 176,666.38 and 37,815.18

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Solution

The fourth proportional to 117,773.94, 176,666.38 and 37,815.18 is: 56,724.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,773.94 : 176,666.38 = 37,815.18 : x
  2. Step 2: Convert to fraction form
    117,773.94/176,666.38 = 37,815.18/x
  3. Step 3: Cross multiply
    117,773.94x = 176,666.38 × 37,815.18
  4. Step 4: Simplify right side
    117,773.94x = 6,680,670,959.65
  5. Step 5: Solve for x
    x = 6,680,670,959.65/117,773.94
  6. Step 6: Final answer
    x = 56,724.53

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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.