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Finding the Fourth Proportional to 47,223, 70,932.92 and 39,841.92

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Solution

The fourth proportional to 47,223, 70,932.92 and 39,841.92 is: 59,845.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,223 : 70,932.92 = 39,841.92 : x
  2. Step 2: Convert to fraction form
    47,223/70,932.92 = 39,841.92/x
  3. Step 3: Cross multiply
    47,223x = 70,932.92 × 39,841.92
  4. Step 4: Simplify right side
    47,223x = 2,826,103,724.01
  5. Step 5: Solve for x
    x = 2,826,103,724.01/47,223
  6. Step 6: Final answer
    x = 59,845.92

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1.5x scale

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.