Home / 74,561.58-111,852.09-49,237.74

Finding the Fourth Proportional to 74,561.58, 111,852.09 and 49,237.74

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Solution

The fourth proportional to 74,561.58, 111,852.09 and 49,237.74 is: 73,863.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,561.58 : 111,852.09 = 49,237.74 : x
  2. Step 2: Convert to fraction form
    74,561.58/111,852.09 = 49,237.74/x
  3. Step 3: Cross multiply
    74,561.58x = 111,852.09 × 49,237.74
  4. Step 4: Simplify right side
    74,561.58x = 5,507,344,125.88
  5. Step 5: Solve for x
    x = 5,507,344,125.88/74,561.58
  6. Step 6: Final answer
    x = 73,863.03

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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.