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Finding the Fourth Proportional to 65,256.60, 97,739.10 and 53,592.60

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Solution

The fourth proportional to 65,256.60, 97,739.10 and 53,592.60 is: 80,269.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,256.60 : 97,739.10 = 53,592.60 : x
  2. Step 2: Convert to fraction form
    65,256.60/97,739.10 = 53,592.60/x
  3. Step 3: Cross multiply
    65,256.60x = 97,739.10 × 53,592.60
  4. Step 4: Simplify right side
    65,256.60x = 5,238,092,490.66
  5. Step 5: Solve for x
    x = 5,238,092,490.66/65,256.60
  6. Step 6: Final answer
    x = 80,269.16

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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.