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Finding the Fourth Proportional to 173,707.94, 239,219.53 and 149,311.96

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Solution

The fourth proportional to 173,707.94, 239,219.53 and 149,311.96 is: 205,622.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,707.94 : 239,219.53 = 149,311.96 : x
  2. Step 2: Convert to fraction form
    173,707.94/239,219.53 = 149,311.96/x
  3. Step 3: Cross multiply
    173,707.94x = 239,219.53 × 149,311.96
  4. Step 4: Simplify right side
    173,707.94x = 35,718,335,923.25
  5. Step 5: Solve for x
    x = 35,718,335,923.25/173,707.94
  6. Step 6: Final answer
    x = 205,622.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.