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Finding the Fourth Proportional to 133,445.48, 200,117.86 and 43,464.67

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Solution

The fourth proportional to 133,445.48, 200,117.86 and 43,464.67 is: 65,180.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,445.48 : 200,117.86 = 43,464.67 : x
  2. Step 2: Convert to fraction form
    133,445.48/200,117.86 = 43,464.67/x
  3. Step 3: Cross multiply
    133,445.48x = 200,117.86 × 43,464.67
  4. Step 4: Simplify right side
    133,445.48x = 8,698,056,137.05
  5. Step 5: Solve for x
    x = 8,698,056,137.05/133,445.48
  6. Step 6: Final answer
    x = 65,180.60

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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.