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Finding the Fourth Proportional to 223,137.34, 334,716.77 and 73,374.31

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Solution

The fourth proportional to 223,137.34, 334,716.77 and 73,374.31 is: 110,065.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,137.34 : 334,716.77 = 73,374.31 : x
  2. Step 2: Convert to fraction form
    223,137.34/334,716.77 = 73,374.31/x
  3. Step 3: Cross multiply
    223,137.34x = 334,716.77 × 73,374.31
  4. Step 4: Simplify right side
    223,137.34x = 24,559,610,840.52
  5. Step 5: Solve for x
    x = 24,559,610,840.52/223,137.34
  6. Step 6: Final answer
    x = 110,065.00

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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.