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Finding the Fourth Proportional to 222,860.32, 334,257.52 and 65,046.40

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Solution

The fourth proportional to 222,860.32, 334,257.52 and 65,046.40 is: 97,559.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,860.32 : 334,257.52 = 65,046.40 : x
  2. Step 2: Convert to fraction form
    222,860.32/334,257.52 = 65,046.40/x
  3. Step 3: Cross multiply
    222,860.32x = 334,257.52 × 65,046.40
  4. Step 4: Simplify right side
    222,860.32x = 21,742,248,348.93
  5. Step 5: Solve for x
    x = 21,742,248,348.93/222,860.32
  6. Step 6: Final answer
    x = 97,559.98

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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.