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Finding the Fourth Proportional to 223,245.52, 334,870.89 and 65,477.14

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Solution

The fourth proportional to 223,245.52, 334,870.89 and 65,477.14 is: 98,216.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,245.52 : 334,870.89 = 65,477.14 : x
  2. Step 2: Convert to fraction form
    223,245.52/334,870.89 = 65,477.14/x
  3. Step 3: Cross multiply
    223,245.52x = 334,870.89 × 65,477.14
  4. Step 4: Simplify right side
    223,245.52x = 21,926,388,146.45
  5. Step 5: Solve for x
    x = 21,926,388,146.45/223,245.52
  6. Step 6: Final answer
    x = 98,216.48

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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.