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Finding the Fourth Proportional to 164,188.68, 226,580.04 and 88,737

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Solution

The fourth proportional to 164,188.68, 226,580.04 and 88,737 is: 122,456.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,188.68 : 226,580.04 = 88,737 : x
  2. Step 2: Convert to fraction form
    164,188.68/226,580.04 = 88,737/x
  3. Step 3: Cross multiply
    164,188.68x = 226,580.04 × 88,737
  4. Step 4: Simplify right side
    164,188.68x = 20,106,033,009.48
  5. Step 5: Solve for x
    x = 20,106,033,009.48/164,188.68
  6. Step 6: Final answer
    x = 122,456.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.