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Finding the Fourth Proportional to 169,525.76, 233,943.36 and 94,072.64

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Solution

The fourth proportional to 169,525.76, 233,943.36 and 94,072.64 is: 129,819.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,525.76 : 233,943.36 = 94,072.64 : x
  2. Step 2: Convert to fraction form
    169,525.76/233,943.36 = 94,072.64/x
  3. Step 3: Cross multiply
    169,525.76x = 233,943.36 × 94,072.64
  4. Step 4: Simplify right side
    169,525.76x = 22,007,669,485.67
  5. Step 5: Solve for x
    x = 22,007,669,485.67/169,525.76
  6. Step 6: Final answer
    x = 129,819.03

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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.