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Finding the Fourth Proportional to 65,027.60, 97,395.60 and 56,279.60

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Solution

The fourth proportional to 65,027.60, 97,395.60 and 56,279.60 is: 84,293.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,027.60 : 97,395.60 = 56,279.60 : x
  2. Step 2: Convert to fraction form
    65,027.60/97,395.60 = 56,279.60/x
  3. Step 3: Cross multiply
    65,027.60x = 97,395.60 × 56,279.60
  4. Step 4: Simplify right side
    65,027.60x = 5,481,385,409.76
  5. Step 5: Solve for x
    x = 5,481,385,409.76/65,027.60
  6. Step 6: Final answer
    x = 84,293.21

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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.