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Finding the Fourth Proportional to 77,699.52, 116,546.28 and 22,295.52

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Solution

The fourth proportional to 77,699.52, 116,546.28 and 22,295.52 is: 33,442.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,699.52 : 116,546.28 = 22,295.52 : x
  2. Step 2: Convert to fraction form
    77,699.52/116,546.28 = 22,295.52/x
  3. Step 3: Cross multiply
    77,699.52x = 116,546.28 × 22,295.52
  4. Step 4: Simplify right side
    77,699.52x = 2,598,459,916.67
  5. Step 5: Solve for x
    x = 2,598,459,916.67/77,699.52
  6. Step 6: Final answer
    x = 33,442.42

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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.