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Finding the Fourth Proportional to 243,803.70, 365,574.03 and 110,611.26

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Solution

The fourth proportional to 243,803.70, 365,574.03 and 110,611.26 is: 165,857.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,803.70 : 365,574.03 = 110,611.26 : x
  2. Step 2: Convert to fraction form
    243,803.70/365,574.03 = 110,611.26/x
  3. Step 3: Cross multiply
    243,803.70x = 365,574.03 × 110,611.26
  4. Step 4: Simplify right side
    243,803.70x = 40,436,604,081.58
  5. Step 5: Solve for x
    x = 40,436,604,081.58/243,803.70
  6. Step 6: Final answer
    x = 165,857.22

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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.