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Finding the Fourth Proportional to 217,157.22, 325,735.92 and 59,373.72

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Solution

The fourth proportional to 217,157.22, 325,735.92 and 59,373.72 is: 89,060.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,157.22 : 325,735.92 = 59,373.72 : x
  2. Step 2: Convert to fraction form
    217,157.22/325,735.92 = 59,373.72/x
  3. Step 3: Cross multiply
    217,157.22x = 325,735.92 × 59,373.72
  4. Step 4: Simplify right side
    217,157.22x = 19,340,153,308.02
  5. Step 5: Solve for x
    x = 19,340,153,308.02/217,157.22
  6. Step 6: Final answer
    x = 89,060.60

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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.