Home / 212,469.36-318,608.66-62,657.03

Finding the Fourth Proportional to 212,469.36, 318,608.66 and 62,657.03

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Solution

The fourth proportional to 212,469.36, 318,608.66 and 62,657.03 is: 93,957.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,469.36 : 318,608.66 = 62,657.03 : x
  2. Step 2: Convert to fraction form
    212,469.36/318,608.66 = 62,657.03/x
  3. Step 3: Cross multiply
    212,469.36x = 318,608.66 × 62,657.03
  4. Step 4: Simplify right side
    212,469.36x = 19,963,070,461.55
  5. Step 5: Solve for x
    x = 19,963,070,461.55/212,469.36
  6. Step 6: Final answer
    x = 93,957.41

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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.