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Finding the Fourth Proportional to 117,149.91, 175,732.62 and 46,066.95

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Solution

The fourth proportional to 117,149.91, 175,732.62 and 46,066.95 is: 69,103.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,149.91 : 175,732.62 = 46,066.95 : x
  2. Step 2: Convert to fraction form
    117,149.91/175,732.62 = 46,066.95/x
  3. Step 3: Cross multiply
    117,149.91x = 175,732.62 × 46,066.95
  4. Step 4: Simplify right side
    117,149.91x = 8,095,465,818.91
  5. Step 5: Solve for x
    x = 8,095,465,818.91/117,149.91
  6. Step 6: Final answer
    x = 69,103.47

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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.