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Finding the Fourth Proportional to 169,956.72, 234,530.64 and 94,503.60

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Solution

The fourth proportional to 169,956.72, 234,530.64 and 94,503.60 is: 130,409.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,956.72 : 234,530.64 = 94,503.60 : x
  2. Step 2: Convert to fraction form
    169,956.72/234,530.64 = 94,503.60/x
  3. Step 3: Cross multiply
    169,956.72x = 234,530.64 × 94,503.60
  4. Step 4: Simplify right side
    169,956.72x = 22,163,989,790.30
  5. Step 5: Solve for x
    x = 22,163,989,790.30/169,956.72
  6. Step 6: Final answer
    x = 130,409.61

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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.