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Finding the Fourth Proportional to 64,608.58, 96,894.15 and 25,156.90

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Solution

The fourth proportional to 64,608.58, 96,894.15 and 25,156.90 is: 37,728.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,608.58 : 96,894.15 = 25,156.90 : x
  2. Step 2: Convert to fraction form
    64,608.58/96,894.15 = 25,156.90/x
  3. Step 3: Cross multiply
    64,608.58x = 96,894.15 × 25,156.90
  4. Step 4: Simplify right side
    64,608.58x = 2,437,556,442.14
  5. Step 5: Solve for x
    x = 2,437,556,442.14/64,608.58
  6. Step 6: Final answer
    x = 37,728.06

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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.