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Finding the Fourth Proportional to 94,388.94, 141,670.92 and 47,674.62

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Solution

The fourth proportional to 94,388.94, 141,670.92 and 47,674.62 is: 71,556.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,388.94 : 141,670.92 = 47,674.62 : x
  2. Step 2: Convert to fraction form
    94,388.94/141,670.92 = 47,674.62/x
  3. Step 3: Cross multiply
    94,388.94x = 141,670.92 × 47,674.62
  4. Step 4: Simplify right side
    94,388.94x = 6,754,107,276.05
  5. Step 5: Solve for x
    x = 6,754,107,276.05/94,388.94
  6. Step 6: Final answer
    x = 71,556.13

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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.