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Finding the Fourth Proportional to 222,751.60, 334,140.20 and 65,004.40

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Solution

The fourth proportional to 222,751.60, 334,140.20 and 65,004.40 is: 97,510.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,751.60 : 334,140.20 = 65,004.40 : x
  2. Step 2: Convert to fraction form
    222,751.60/334,140.20 = 65,004.40/x
  3. Step 3: Cross multiply
    222,751.60x = 334,140.20 × 65,004.40
  4. Step 4: Simplify right side
    222,751.60x = 21,720,583,216.88
  5. Step 5: Solve for x
    x = 21,720,583,216.88/222,751.60
  6. Step 6: Final answer
    x = 97,510.34

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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.