Home / 149,363.80-223,899.90-133,617.40

Finding the Fourth Proportional to 149,363.80, 223,899.90 and 133,617.40

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Solution

The fourth proportional to 149,363.80, 223,899.90 and 133,617.40 is: 200,295.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,363.80 : 223,899.90 = 133,617.40 : x
  2. Step 2: Convert to fraction form
    149,363.80/223,899.90 = 133,617.40/x
  3. Step 3: Cross multiply
    149,363.80x = 223,899.90 × 133,617.40
  4. Step 4: Simplify right side
    149,363.80x = 29,916,922,498.26
  5. Step 5: Solve for x
    x = 29,916,922,498.26/149,363.80
  6. Step 6: Final answer
    x = 200,295.67

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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.