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Finding the Fourth Proportional to 94,384.94, 141,664.92 and 47,670.62

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Solution

The fourth proportional to 94,384.94, 141,664.92 and 47,670.62 is: 71,550.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,384.94 : 141,664.92 = 47,670.62 : x
  2. Step 2: Convert to fraction form
    94,384.94/141,664.92 = 47,670.62/x
  3. Step 3: Cross multiply
    94,384.94x = 141,664.92 × 47,670.62
  4. Step 4: Simplify right side
    94,384.94x = 6,753,254,568.65
  5. Step 5: Solve for x
    x = 6,753,254,568.65/94,384.94
  6. Step 6: Final answer
    x = 71,550.13

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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.