Home / 243,945.61-366,074.53-131,704.04

Finding the Fourth Proportional to 243,945.61, 366,074.53 and 131,704.04

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Solution

The fourth proportional to 243,945.61, 366,074.53 and 131,704.04 is: 197,640.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,945.61 : 366,074.53 = 131,704.04 : x
  2. Step 2: Convert to fraction form
    243,945.61/366,074.53 = 131,704.04/x
  3. Step 3: Cross multiply
    243,945.61x = 366,074.53 × 131,704.04
  4. Step 4: Simplify right side
    243,945.61x = 48,213,495,128.03
  5. Step 5: Solve for x
    x = 48,213,495,128.03/243,945.61
  6. Step 6: Final answer
    x = 197,640.35

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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.