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Finding the Fourth Proportional to 251,098.93, 376,649.03 and 61,560.15

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Solution

The fourth proportional to 251,098.93, 376,649.03 and 61,560.15 is: 92,340.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,098.93 : 376,649.03 = 61,560.15 : x
  2. Step 2: Convert to fraction form
    251,098.93/376,649.03 = 61,560.15/x
  3. Step 3: Cross multiply
    251,098.93x = 376,649.03 × 61,560.15
  4. Step 4: Simplify right side
    251,098.93x = 23,186,570,784.15
  5. Step 5: Solve for x
    x = 23,186,570,784.15/251,098.93
  6. Step 6: Final answer
    x = 92,340.38

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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.