Home / 77,246.42-115,863.88-23,938.82

Finding the Fourth Proportional to 77,246.42, 115,863.88 and 23,938.82

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Solution

The fourth proportional to 77,246.42, 115,863.88 and 23,938.82 is: 35,906.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,246.42 : 115,863.88 = 23,938.82 : x
  2. Step 2: Convert to fraction form
    77,246.42/115,863.88 = 23,938.82/x
  3. Step 3: Cross multiply
    77,246.42x = 115,863.88 × 23,938.82
  4. Step 4: Simplify right side
    77,246.42x = 2,773,644,567.82
  5. Step 5: Solve for x
    x = 2,773,644,567.82/77,246.42
  6. Step 6: Final answer
    x = 35,906.45

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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.