Home / 173,821.30-260,731.95-68,626.60

Finding the Fourth Proportional to 173,821.30, 260,731.95 and 68,626.60

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Solution

The fourth proportional to 173,821.30, 260,731.95 and 68,626.60 is: 102,939.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,821.30 : 260,731.95 = 68,626.60 : x
  2. Step 2: Convert to fraction form
    173,821.30/260,731.95 = 68,626.60/x
  3. Step 3: Cross multiply
    173,821.30x = 260,731.95 × 68,626.60
  4. Step 4: Simplify right side
    173,821.30x = 17,893,147,239.87
  5. Step 5: Solve for x
    x = 17,893,147,239.87/173,821.30
  6. Step 6: Final answer
    x = 102,939.90

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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.