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Finding the Fourth Proportional to 63,223, 94,846.78 and 18,848.76

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Solution

The fourth proportional to 63,223, 94,846.78 and 18,848.76 is: 28,276.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,223 : 94,846.78 = 18,848.76 : x
  2. Step 2: Convert to fraction form
    63,223/94,846.78 = 18,848.76/x
  3. Step 3: Cross multiply
    63,223x = 94,846.78 × 18,848.76
  4. Step 4: Simplify right side
    63,223x = 1,787,744,192.99
  5. Step 5: Solve for x
    x = 1,787,744,192.99/63,223
  6. Step 6: Final answer
    x = 28,276.80

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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.