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Finding the Fourth Proportional to 221,946.89, 333,169.11 and 88,919.89

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Solution

The fourth proportional to 221,946.89, 333,169.11 and 88,919.89 is: 133,479.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,946.89 : 333,169.11 = 88,919.89 : x
  2. Step 2: Convert to fraction form
    221,946.89/333,169.11 = 88,919.89/x
  3. Step 3: Cross multiply
    221,946.89x = 333,169.11 × 88,919.89
  4. Step 4: Simplify right side
    221,946.89x = 29,625,359,779.68
  5. Step 5: Solve for x
    x = 29,625,359,779.68/221,946.89
  6. Step 6: Final answer
    x = 133,479.50

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1.5x scale

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.