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Finding the Fourth Proportional to 222,751.98, 334,127.88 and 64,993.14

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Solution

The fourth proportional to 222,751.98, 334,127.88 and 64,993.14 is: 97,489.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,751.98 : 334,127.88 = 64,993.14 : x
  2. Step 2: Convert to fraction form
    222,751.98/334,127.88 = 64,993.14/x
  3. Step 3: Cross multiply
    222,751.98x = 334,127.88 × 64,993.14
  4. Step 4: Simplify right side
    222,751.98x = 21,716,020,082.74
  5. Step 5: Solve for x
    x = 21,716,020,082.74/222,751.98
  6. Step 6: Final answer
    x = 97,489.68

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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.