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Finding the Fourth Proportional to 251,306.94, 376,959.65 and 101,545.50

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Solution

The fourth proportional to 251,306.94, 376,959.65 and 101,545.50 is: 152,317.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,306.94 : 376,959.65 = 101,545.50 : x
  2. Step 2: Convert to fraction form
    251,306.94/376,959.65 = 101,545.50/x
  3. Step 3: Cross multiply
    251,306.94x = 376,959.65 × 101,545.50
  4. Step 4: Simplify right side
    251,306.94x = 38,278,555,631.35
  5. Step 5: Solve for x
    x = 38,278,555,631.35/251,306.94
  6. Step 6: Final answer
    x = 152,317.94

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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.