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Finding the Fourth Proportional to 229,656.48, 344,491.20 and 63,444.48

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Solution

The fourth proportional to 229,656.48, 344,491.20 and 63,444.48 is: 95,168.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,656.48 : 344,491.20 = 63,444.48 : x
  2. Step 2: Convert to fraction form
    229,656.48/344,491.20 = 63,444.48/x
  3. Step 3: Cross multiply
    229,656.48x = 344,491.20 × 63,444.48
  4. Step 4: Simplify right side
    229,656.48x = 21,856,065,048.58
  5. Step 5: Solve for x
    x = 21,856,065,048.58/229,656.48
  6. Step 6: Final answer
    x = 95,168.51

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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.