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Finding the Fourth Proportional to 229,740.43, 344,627.10 and 61,259.87

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Solution

The fourth proportional to 229,740.43, 344,627.10 and 61,259.87 is: 91,894.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,740.43 : 344,627.10 = 61,259.87 : x
  2. Step 2: Convert to fraction form
    229,740.43/344,627.10 = 61,259.87/x
  3. Step 3: Cross multiply
    229,740.43x = 344,627.10 × 61,259.87
  4. Step 4: Simplify right side
    229,740.43x = 21,111,811,344.48
  5. Step 5: Solve for x
    x = 21,111,811,344.48/229,740.43
  6. Step 6: Final answer
    x = 91,894.19

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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.