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Finding the Fourth Proportional to 64,478.52, 96,713.13 and 17,092.53

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Solution

The fourth proportional to 64,478.52, 96,713.13 and 17,092.53 is: 25,637.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,478.52 : 96,713.13 = 17,092.53 : x
  2. Step 2: Convert to fraction form
    64,478.52/96,713.13 = 17,092.53/x
  3. Step 3: Cross multiply
    64,478.52x = 96,713.13 × 17,092.53
  4. Step 4: Simplify right side
    64,478.52x = 1,653,072,075.92
  5. Step 5: Solve for x
    x = 1,653,072,075.92/64,478.52
  6. Step 6: Final answer
    x = 25,637.56

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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.