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Finding the Fourth Proportional to 222,129.16, 333,193.74 and 64,357.72

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Solution

The fourth proportional to 222,129.16, 333,193.74 and 64,357.72 is: 96,536.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,129.16 : 333,193.74 = 64,357.72 : x
  2. Step 2: Convert to fraction form
    222,129.16/333,193.74 = 64,357.72/x
  3. Step 3: Cross multiply
    222,129.16x = 333,193.74 × 64,357.72
  4. Step 4: Simplify right side
    222,129.16x = 21,443,589,424.67
  5. Step 5: Solve for x
    x = 21,443,589,424.67/222,129.16
  6. Step 6: Final answer
    x = 96,536.58

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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.