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Finding the Fourth Proportional to 64,240.64, 96,351.24 and 17,497.20

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Solution

The fourth proportional to 64,240.64, 96,351.24 and 17,497.20 is: 26,243.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,240.64 : 96,351.24 = 17,497.20 : x
  2. Step 2: Convert to fraction form
    64,240.64/96,351.24 = 17,497.20/x
  3. Step 3: Cross multiply
    64,240.64x = 96,351.24 × 17,497.20
  4. Step 4: Simplify right side
    64,240.64x = 1,685,876,916.53
  5. Step 5: Solve for x
    x = 1,685,876,916.53/64,240.64
  6. Step 6: Final answer
    x = 26,243.15

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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.