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Finding the Fourth Proportional to 302,420.97, 453,697.06 and 92,053.44

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Solution

The fourth proportional to 302,420.97, 453,697.06 and 92,053.44 is: 138,100.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,420.97 : 453,697.06 = 92,053.44 : x
  2. Step 2: Convert to fraction form
    302,420.97/453,697.06 = 92,053.44/x
  3. Step 3: Cross multiply
    302,420.97x = 453,697.06 × 92,053.44
  4. Step 4: Simplify right side
    302,420.97x = 41,764,375,090.89
  5. Step 5: Solve for x
    x = 41,764,375,090.89/302,420.97
  6. Step 6: Final answer
    x = 138,100.13

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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.