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Finding the Fourth Proportional to 223,245.77, 334,871.27 and 65,477.39

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Solution

The fourth proportional to 223,245.77, 334,871.27 and 65,477.39 is: 98,216.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,245.77 : 334,871.27 = 65,477.39 : x
  2. Step 2: Convert to fraction form
    223,245.77/334,871.27 = 65,477.39/x
  3. Step 3: Cross multiply
    223,245.77x = 334,871.27 × 65,477.39
  4. Step 4: Simplify right side
    223,245.77x = 21,926,496,418.20
  5. Step 5: Solve for x
    x = 21,926,496,418.20/223,245.77
  6. Step 6: Final answer
    x = 98,216.85

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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.