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Finding the Fourth Proportional to 62,962.52, 86,889.36 and 34,283

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Solution

The fourth proportional to 62,962.52, 86,889.36 and 34,283 is: 47,311.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,962.52 : 86,889.36 = 34,283 : x
  2. Step 2: Convert to fraction form
    62,962.52/86,889.36 = 34,283/x
  3. Step 3: Cross multiply
    62,962.52x = 86,889.36 × 34,283
  4. Step 4: Simplify right side
    62,962.52x = 2,978,827,928.88
  5. Step 5: Solve for x
    x = 2,978,827,928.88/62,962.52
  6. Step 6: Final answer
    x = 47,311.13

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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.