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Finding the Fourth Proportional to 164,887.68, 247,164.56 and 65,118.22

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Solution

The fourth proportional to 164,887.68, 247,164.56 and 65,118.22 is: 97,611.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,887.68 : 247,164.56 = 65,118.22 : x
  2. Step 2: Convert to fraction form
    164,887.68/247,164.56 = 65,118.22/x
  3. Step 3: Cross multiply
    164,887.68x = 247,164.56 × 65,118.22
  4. Step 4: Simplify right side
    164,887.68x = 16,094,916,194.28
  5. Step 5: Solve for x
    x = 16,094,916,194.28/164,887.68
  6. Step 6: Final answer
    x = 97,611.39

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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.