Home / 74,624.22-111,975.21-33,061.50

Finding the Fourth Proportional to 74,624.22, 111,975.21 and 33,061.50

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Solution

The fourth proportional to 74,624.22, 111,975.21 and 33,061.50 is: 49,609.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,624.22 : 111,975.21 = 33,061.50 : x
  2. Step 2: Convert to fraction form
    74,624.22/111,975.21 = 33,061.50/x
  3. Step 3: Cross multiply
    74,624.22x = 111,975.21 × 33,061.50
  4. Step 4: Simplify right side
    74,624.22x = 3,702,068,405.42
  5. Step 5: Solve for x
    x = 3,702,068,405.42/74,624.22
  6. Step 6: Final answer
    x = 49,609.48

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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.