Home / 74,051.60-111,086.64-24,136.72

Finding the Fourth Proportional to 74,051.60, 111,086.64 and 24,136.72

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Solution

The fourth proportional to 74,051.60, 111,086.64 and 24,136.72 is: 36,208.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,051.60 : 111,086.64 = 24,136.72 : x
  2. Step 2: Convert to fraction form
    74,051.60/111,086.64 = 24,136.72/x
  3. Step 3: Cross multiply
    74,051.60x = 111,086.64 × 24,136.72
  4. Step 4: Simplify right side
    74,051.60x = 2,681,267,125.42
  5. Step 5: Solve for x
    x = 2,681,267,125.42/74,051.60
  6. Step 6: Final answer
    x = 36,208.09

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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.