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Finding the Fourth Proportional to 163,504.56, 225,697.96 and 95,543.64

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Solution

The fourth proportional to 163,504.56, 225,697.96 and 95,543.64 is: 131,886.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,504.56 : 225,697.96 = 95,543.64 : x
  2. Step 2: Convert to fraction form
    163,504.56/225,697.96 = 95,543.64/x
  3. Step 3: Cross multiply
    163,504.56x = 225,697.96 × 95,543.64
  4. Step 4: Simplify right side
    163,504.56x = 21,564,003,032.77
  5. Step 5: Solve for x
    x = 21,564,003,032.77/163,504.56
  6. Step 6: Final answer
    x = 131,886.25

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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.