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Finding the Fourth Proportional to 251,671.86, 377,573.13 and 93,901.50

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Solution

The fourth proportional to 251,671.86, 377,573.13 and 93,901.50 is: 140,876.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,671.86 : 377,573.13 = 93,901.50 : x
  2. Step 2: Convert to fraction form
    251,671.86/377,573.13 = 93,901.50/x
  3. Step 3: Cross multiply
    251,671.86x = 377,573.13 × 93,901.50
  4. Step 4: Simplify right side
    251,671.86x = 35,454,683,266.70
  5. Step 5: Solve for x
    x = 35,454,683,266.70/251,671.86
  6. Step 6: Final answer
    x = 140,876.63

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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.