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Finding the Fourth Proportional to 48,656.97, 72,950.42 and 29,898.25

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Solution

The fourth proportional to 48,656.97, 72,950.42 and 29,898.25 is: 44,825.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,656.97 : 72,950.42 = 29,898.25 : x
  2. Step 2: Convert to fraction form
    48,656.97/72,950.42 = 29,898.25/x
  3. Step 3: Cross multiply
    48,656.97x = 72,950.42 × 29,898.25
  4. Step 4: Simplify right side
    48,656.97x = 2,181,089,633.25
  5. Step 5: Solve for x
    x = 2,181,089,633.25/48,656.97
  6. Step 6: Final answer
    x = 44,825.84

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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.