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Finding the Fourth Proportional to 64,689.75, 97,034.63 and 17,942.63

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Solution

The fourth proportional to 64,689.75, 97,034.63 and 17,942.63 is: 26,913.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,689.75 : 97,034.63 = 17,942.63 : x
  2. Step 2: Convert to fraction form
    64,689.75/97,034.63 = 17,942.63/x
  3. Step 3: Cross multiply
    64,689.75x = 97,034.63 × 17,942.63
  4. Step 4: Simplify right side
    64,689.75x = 1,741,055,888.39
  5. Step 5: Solve for x
    x = 1,741,055,888.39/64,689.75
  6. Step 6: Final answer
    x = 26,913.94

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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.