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Finding the Fourth Proportional to 173,773.80, 260,660.70 and 73,908.90

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Solution

The fourth proportional to 173,773.80, 260,660.70 and 73,908.90 is: 110,863.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,773.80 : 260,660.70 = 73,908.90 : x
  2. Step 2: Convert to fraction form
    173,773.80/260,660.70 = 73,908.90/x
  3. Step 3: Cross multiply
    173,773.80x = 260,660.70 × 73,908.90
  4. Step 4: Simplify right side
    173,773.80x = 19,265,145,610.23
  5. Step 5: Solve for x
    x = 19,265,145,610.23/173,773.80
  6. Step 6: Final answer
    x = 110,863.35

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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.