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Finding the Fourth Proportional to 243,803.19, 365,573.28 and 110,610.77

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Solution

The fourth proportional to 243,803.19, 365,573.28 and 110,610.77 is: 165,856.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,803.19 : 365,573.28 = 110,610.77 : x
  2. Step 2: Convert to fraction form
    243,803.19/365,573.28 = 110,610.77/x
  3. Step 3: Cross multiply
    243,803.19x = 365,573.28 × 110,610.77
  4. Step 4: Simplify right side
    243,803.19x = 40,436,341,992.23
  5. Step 5: Solve for x
    x = 40,436,341,992.23/243,803.19
  6. Step 6: Final answer
    x = 165,856.49

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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.