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Finding the Fourth Proportional to 248,114.60, 372,164.98 and 79,633.62

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Solution

The fourth proportional to 248,114.60, 372,164.98 and 79,633.62 is: 119,448.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,114.60 : 372,164.98 = 79,633.62 : x
  2. Step 2: Convert to fraction form
    248,114.60/372,164.98 = 79,633.62/x
  3. Step 3: Cross multiply
    248,114.60x = 372,164.98 × 79,633.62
  4. Step 4: Simplify right side
    248,114.60x = 29,636,844,594.63
  5. Step 5: Solve for x
    x = 29,636,844,594.63/248,114.60
  6. Step 6: Final answer
    x = 119,448.21

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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.