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Finding the Fourth Proportional to 229,760.52, 344,657.16 and 61,279.89

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Solution

The fourth proportional to 229,760.52, 344,657.16 and 61,279.89 is: 91,924.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,760.52 : 344,657.16 = 61,279.89 : x
  2. Step 2: Convert to fraction form
    229,760.52/344,657.16 = 61,279.89/x
  3. Step 3: Cross multiply
    229,760.52x = 344,657.16 × 61,279.89
  4. Step 4: Simplify right side
    229,760.52x = 21,120,552,852.51
  5. Step 5: Solve for x
    x = 21,120,552,852.51/229,760.52
  6. Step 6: Final answer
    x = 91,924.20

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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.