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Finding the Fourth Proportional to 64,608.24, 96,902.64 and 41,396.88

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Solution

The fourth proportional to 64,608.24, 96,902.64 and 41,396.88 is: 62,089.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,608.24 : 96,902.64 = 41,396.88 : x
  2. Step 2: Convert to fraction form
    64,608.24/96,902.64 = 41,396.88/x
  3. Step 3: Cross multiply
    64,608.24x = 96,902.64 × 41,396.88
  4. Step 4: Simplify right side
    64,608.24x = 4,011,466,959.76
  5. Step 5: Solve for x
    x = 4,011,466,959.76/64,608.24
  6. Step 6: Final answer
    x = 62,089.09

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1.5x scale

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.