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Finding the Fourth Proportional to 55,359.59, 82,999.15 and 22,069.67

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Solution

The fourth proportional to 55,359.59, 82,999.15 and 22,069.67 is: 33,088.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,359.59 : 82,999.15 = 22,069.67 : x
  2. Step 2: Convert to fraction form
    55,359.59/82,999.15 = 22,069.67/x
  3. Step 3: Cross multiply
    55,359.59x = 82,999.15 × 22,069.67
  4. Step 4: Simplify right side
    55,359.59x = 1,831,763,380.61
  5. Step 5: Solve for x
    x = 1,831,763,380.61/55,359.59
  6. Step 6: Final answer
    x = 33,088.46

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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.