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Finding the Fourth Proportional to 64,263.66, 96,418.58 and 28,722.03

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Solution

The fourth proportional to 64,263.66, 96,418.58 and 28,722.03 is: 43,093.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,263.66 : 96,418.58 = 28,722.03 : x
  2. Step 2: Convert to fraction form
    64,263.66/96,418.58 = 28,722.03/x
  3. Step 3: Cross multiply
    64,263.66x = 96,418.58 × 28,722.03
  4. Step 4: Simplify right side
    64,263.66x = 2,769,337,203.71
  5. Step 5: Solve for x
    x = 2,769,337,203.71/64,263.66
  6. Step 6: Final answer
    x = 43,093.36

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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.