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Finding the Fourth Proportional to 62,468.98, 93,675.30 and 30,866.72

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Solution

The fourth proportional to 62,468.98, 93,675.30 and 30,866.72 is: 46,286.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,468.98 : 93,675.30 = 30,866.72 : x
  2. Step 2: Convert to fraction form
    62,468.98/93,675.30 = 30,866.72/x
  3. Step 3: Cross multiply
    62,468.98x = 93,675.30 × 30,866.72
  4. Step 4: Simplify right side
    62,468.98x = 2,891,448,845.51
  5. Step 5: Solve for x
    x = 2,891,448,845.51/62,468.98
  6. Step 6: Final answer
    x = 46,286.15

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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.