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Finding the Fourth Proportional to 56,634.50, 84,952.02 and 15,081.50

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Solution

The fourth proportional to 56,634.50, 84,952.02 and 15,081.50 is: 22,622.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,634.50 : 84,952.02 = 15,081.50 : x
  2. Step 2: Convert to fraction form
    56,634.50/84,952.02 = 15,081.50/x
  3. Step 3: Cross multiply
    56,634.50x = 84,952.02 × 15,081.50
  4. Step 4: Simplify right side
    56,634.50x = 1,281,203,889.63
  5. Step 5: Solve for x
    x = 1,281,203,889.63/56,634.50
  6. Step 6: Final answer
    x = 22,622.32

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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.