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Finding the Fourth Proportional to 64,630.98, 96,915.32 and 22,510.12

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Solution

The fourth proportional to 64,630.98, 96,915.32 and 22,510.12 is: 33,754.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,630.98 : 96,915.32 = 22,510.12 : x
  2. Step 2: Convert to fraction form
    64,630.98/96,915.32 = 22,510.12/x
  3. Step 3: Cross multiply
    64,630.98x = 96,915.32 × 22,510.12
  4. Step 4: Simplify right side
    64,630.98x = 2,181,576,035.98
  5. Step 5: Solve for x
    x = 2,181,576,035.98/64,630.98
  6. Step 6: Final answer
    x = 33,754.34

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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.