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Finding the Fourth Proportional to 251,498.90, 377,248.44 and 61,962.95

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Solution

The fourth proportional to 251,498.90, 377,248.44 and 61,962.95 is: 92,944.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,498.90 : 377,248.44 = 61,962.95 : x
  2. Step 2: Convert to fraction form
    251,498.90/377,248.44 = 61,962.95/x
  3. Step 3: Cross multiply
    251,498.90x = 377,248.44 × 61,962.95
  4. Step 4: Simplify right side
    251,498.90x = 23,375,427,400.78
  5. Step 5: Solve for x
    x = 23,375,427,400.78/251,498.90
  6. Step 6: Final answer
    x = 92,944.45

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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.