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Finding the Fourth Proportional to 222,657.72, 333,978.30 and 96,329.76

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Solution

The fourth proportional to 222,657.72, 333,978.30 and 96,329.76 is: 144,491.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,657.72 : 333,978.30 = 96,329.76 : x
  2. Step 2: Convert to fraction form
    222,657.72/333,978.30 = 96,329.76/x
  3. Step 3: Cross multiply
    222,657.72x = 333,978.30 × 96,329.76
  4. Step 4: Simplify right side
    222,657.72x = 32,172,049,484.21
  5. Step 5: Solve for x
    x = 32,172,049,484.21/222,657.72
  6. Step 6: Final answer
    x = 144,491.06

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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.