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Finding the Fourth Proportional to 62,653.28, 86,460.72 and 35,795.58

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Solution

The fourth proportional to 62,653.28, 86,460.72 and 35,795.58 is: 49,397.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,653.28 : 86,460.72 = 35,795.58 : x
  2. Step 2: Convert to fraction form
    62,653.28/86,460.72 = 35,795.58/x
  3. Step 3: Cross multiply
    62,653.28x = 86,460.72 × 35,795.58
  4. Step 4: Simplify right side
    62,653.28x = 3,094,911,619.62
  5. Step 5: Solve for x
    x = 3,094,911,619.62/62,653.28
  6. Step 6: Final answer
    x = 49,397.44

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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.