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Finding the Fourth Proportional to 98,622, 147,737.52 and 45,959.04

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Solution

The fourth proportional to 98,622, 147,737.52 and 45,959.04 is: 68,847.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,622 : 147,737.52 = 45,959.04 : x
  2. Step 2: Convert to fraction form
    98,622/147,737.52 = 45,959.04/x
  3. Step 3: Cross multiply
    98,622x = 147,737.52 × 45,959.04
  4. Step 4: Simplify right side
    98,622x = 6,789,874,591.18
  5. Step 5: Solve for x
    x = 6,789,874,591.18/98,622
  6. Step 6: Final answer
    x = 68,847.46

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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.