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Finding the Fourth Proportional to 229,751.80, 344,644.17 and 61,271.24

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Solution

The fourth proportional to 229,751.80, 344,644.17 and 61,271.24 is: 91,911.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,751.80 : 344,644.17 = 61,271.24 : x
  2. Step 2: Convert to fraction form
    229,751.80/344,644.17 = 61,271.24/x
  3. Step 3: Cross multiply
    229,751.80x = 344,644.17 × 61,271.24
  4. Step 4: Simplify right side
    229,751.80x = 21,116,775,654.67
  5. Step 5: Solve for x
    x = 21,116,775,654.67/229,751.80
  6. Step 6: Final answer
    x = 91,911.25

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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.