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Finding the Fourth Proportional to 159,269.67, 238,899.20 and 46,951.74

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Solution

The fourth proportional to 159,269.67, 238,899.20 and 46,951.74 is: 70,426.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,269.67 : 238,899.20 = 46,951.74 : x
  2. Step 2: Convert to fraction form
    159,269.67/238,899.20 = 46,951.74/x
  3. Step 3: Cross multiply
    159,269.67x = 238,899.20 × 46,951.74
  4. Step 4: Simplify right side
    159,269.67x = 11,216,732,889.85
  5. Step 5: Solve for x
    x = 11,216,732,889.85/159,269.67
  6. Step 6: Final answer
    x = 70,426.04

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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.