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Finding the Fourth Proportional to 254,634.73, 381,950.58 and 65,094.80

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Solution

The fourth proportional to 254,634.73, 381,950.58 and 65,094.80 is: 97,641.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,634.73 : 381,950.58 = 65,094.80 : x
  2. Step 2: Convert to fraction form
    254,634.73/381,950.58 = 65,094.80/x
  3. Step 3: Cross multiply
    254,634.73x = 381,950.58 × 65,094.80
  4. Step 4: Simplify right side
    254,634.73x = 24,862,996,614.98
  5. Step 5: Solve for x
    x = 24,862,996,614.98/254,634.73
  6. Step 6: Final answer
    x = 97,641.81

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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.