Home / 175,072.40-262,608.60-56,747.60

Finding the Fourth Proportional to 175,072.40, 262,608.60 and 56,747.60

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Solution

The fourth proportional to 175,072.40, 262,608.60 and 56,747.60 is: 85,121.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,072.40 : 262,608.60 = 56,747.60 : x
  2. Step 2: Convert to fraction form
    175,072.40/262,608.60 = 56,747.60/x
  3. Step 3: Cross multiply
    175,072.40x = 262,608.60 × 56,747.60
  4. Step 4: Simplify right side
    175,072.40x = 14,902,407,789.36
  5. Step 5: Solve for x
    x = 14,902,407,789.36/175,072.40
  6. Step 6: Final answer
    x = 85,121.40

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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.