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Finding the Fourth Proportional to 70,027.88, 105,041.88 and 22,682.70

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Solution

The fourth proportional to 70,027.88, 105,041.88 and 22,682.70 is: 34,024.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,027.88 : 105,041.88 = 22,682.70 : x
  2. Step 2: Convert to fraction form
    70,027.88/105,041.88 = 22,682.70/x
  3. Step 3: Cross multiply
    70,027.88x = 105,041.88 × 22,682.70
  4. Step 4: Simplify right side
    70,027.88x = 2,382,633,451.48
  5. Step 5: Solve for x
    x = 2,382,633,451.48/70,027.88
  6. Step 6: Final answer
    x = 34,024.07

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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.