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Finding the Fourth Proportional to 74,607.69, 111,899.12 and 22,004.67

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Solution

The fourth proportional to 74,607.69, 111,899.12 and 22,004.67 is: 33,003.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,607.69 : 111,899.12 = 22,004.67 : x
  2. Step 2: Convert to fraction form
    74,607.69/111,899.12 = 22,004.67/x
  3. Step 3: Cross multiply
    74,607.69x = 111,899.12 × 22,004.67
  4. Step 4: Simplify right side
    74,607.69x = 2,462,303,098.87
  5. Step 5: Solve for x
    x = 2,462,303,098.87/74,607.69
  6. Step 6: Final answer
    x = 33,003.34

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1.5x scale

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.