Home / 74,611.47-111,956.09-33,048.75

Finding the Fourth Proportional to 74,611.47, 111,956.09 and 33,048.75

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Solution

The fourth proportional to 74,611.47, 111,956.09 and 33,048.75 is: 49,590.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,611.47 : 111,956.09 = 33,048.75 : x
  2. Step 2: Convert to fraction form
    74,611.47/111,956.09 = 33,048.75/x
  3. Step 3: Cross multiply
    74,611.47x = 111,956.09 × 33,048.75
  4. Step 4: Simplify right side
    74,611.47x = 3,700,008,664.14
  5. Step 5: Solve for x
    x = 3,700,008,664.14/74,611.47
  6. Step 6: Final answer
    x = 49,590.35

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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.