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Finding the Fourth Proportional to 94,404.94, 141,694.92 and 47,690.62

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Solution

The fourth proportional to 94,404.94, 141,694.92 and 47,690.62 is: 71,580.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,404.94 : 141,694.92 = 47,690.62 : x
  2. Step 2: Convert to fraction form
    94,404.94/141,694.92 = 47,690.62/x
  3. Step 3: Cross multiply
    94,404.94x = 141,694.92 × 47,690.62
  4. Step 4: Simplify right side
    94,404.94x = 6,757,518,585.65
  5. Step 5: Solve for x
    x = 6,757,518,585.65/94,404.94
  6. Step 6: Final answer
    x = 71,580.14

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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.