Home / 74,904.21-112,372.52-22,317.93

Finding the Fourth Proportional to 74,904.21, 112,372.52 and 22,317.93

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Solution

The fourth proportional to 74,904.21, 112,372.52 and 22,317.93 is: 33,481.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,904.21 : 112,372.52 = 22,317.93 : x
  2. Step 2: Convert to fraction form
    74,904.21/112,372.52 = 22,317.93/x
  3. Step 3: Cross multiply
    74,904.21x = 112,372.52 × 22,317.93
  4. Step 4: Simplify right side
    74,904.21x = 2,507,921,923.69
  5. Step 5: Solve for x
    x = 2,507,921,923.69/74,904.21
  6. Step 6: Final answer
    x = 33,481.72

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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.