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Finding the Fourth Proportional to 45,655.52, 68,360.22 and 29,821.34

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Solution

The fourth proportional to 45,655.52, 68,360.22 and 29,821.34 is: 44,651.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,655.52 : 68,360.22 = 29,821.34 : x
  2. Step 2: Convert to fraction form
    45,655.52/68,360.22 = 29,821.34/x
  3. Step 3: Cross multiply
    45,655.52x = 68,360.22 × 29,821.34
  4. Step 4: Simplify right side
    45,655.52x = 2,038,593,363.09
  5. Step 5: Solve for x
    x = 2,038,593,363.09/45,655.52
  6. Step 6: Final answer
    x = 44,651.63

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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.