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Finding the Fourth Proportional to 222,734.07, 334,065.60 and 64,925.64

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Solution

The fourth proportional to 222,734.07, 334,065.60 and 64,925.64 is: 97,378.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,734.07 : 334,065.60 = 64,925.64 : x
  2. Step 2: Convert to fraction form
    222,734.07/334,065.60 = 64,925.64/x
  3. Step 3: Cross multiply
    222,734.07x = 334,065.60 × 64,925.64
  4. Step 4: Simplify right side
    222,734.07x = 21,689,422,881.98
  5. Step 5: Solve for x
    x = 21,689,422,881.98/222,734.07
  6. Step 6: Final answer
    x = 97,378.11

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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.