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Finding the Fourth Proportional to 93,563.64, 140,367.36 and 63,995.40

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Solution

The fourth proportional to 93,563.64, 140,367.36 and 63,995.40 is: 96,008.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,563.64 : 140,367.36 = 63,995.40 : x
  2. Step 2: Convert to fraction form
    93,563.64/140,367.36 = 63,995.40/x
  3. Step 3: Cross multiply
    93,563.64x = 140,367.36 × 63,995.40
  4. Step 4: Simplify right side
    93,563.64x = 8,982,865,350.14
  5. Step 5: Solve for x
    x = 8,982,865,350.14/93,563.64
  6. Step 6: Final answer
    x = 96,008.08

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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.