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Finding the Fourth Proportional to 364,255.59, 546,265.14 and 121,031.34

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Solution

The fourth proportional to 364,255.59, 546,265.14 and 121,031.34 is: 181,507.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,255.59 : 546,265.14 = 121,031.34 : x
  2. Step 2: Convert to fraction form
    364,255.59/546,265.14 = 121,031.34/x
  3. Step 3: Cross multiply
    364,255.59x = 546,265.14 × 121,031.34
  4. Step 4: Simplify right side
    364,255.59x = 66,115,198,553.01
  5. Step 5: Solve for x
    x = 66,115,198,553.01/364,255.59
  6. Step 6: Final answer
    x = 181,507.71

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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.