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Finding the Fourth Proportional to 64,601.16, 96,946.02 and 25,158.48

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Solution

The fourth proportional to 64,601.16, 96,946.02 and 25,158.48 is: 37,754.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,601.16 : 96,946.02 = 25,158.48 : x
  2. Step 2: Convert to fraction form
    64,601.16/96,946.02 = 25,158.48/x
  3. Step 3: Cross multiply
    64,601.16x = 96,946.02 × 25,158.48
  4. Step 4: Simplify right side
    64,601.16x = 2,439,014,505.25
  5. Step 5: Solve for x
    x = 2,439,014,505.25/64,601.16
  6. Step 6: Final answer
    x = 37,754.96

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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.