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Finding the Fourth Proportional to 45,967.30, 68,901.90 and 26,203.30

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Solution

The fourth proportional to 45,967.30, 68,901.90 and 26,203.30 is: 39,276.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,967.30 : 68,901.90 = 26,203.30 : x
  2. Step 2: Convert to fraction form
    45,967.30/68,901.90 = 26,203.30/x
  3. Step 3: Cross multiply
    45,967.30x = 68,901.90 × 26,203.30
  4. Step 4: Simplify right side
    45,967.30x = 1,805,457,156.27
  5. Step 5: Solve for x
    x = 1,805,457,156.27/45,967.30
  6. Step 6: Final answer
    x = 39,276.99

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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.