Home / 212,496.26-318,802.60-62,736.50

Finding the Fourth Proportional to 212,496.26, 318,802.60 and 62,736.50

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Solution

The fourth proportional to 212,496.26, 318,802.60 and 62,736.50 is: 94,121.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,496.26 : 318,802.60 = 62,736.50 : x
  2. Step 2: Convert to fraction form
    212,496.26/318,802.60 = 62,736.50/x
  3. Step 3: Cross multiply
    212,496.26x = 318,802.60 × 62,736.50
  4. Step 4: Simplify right side
    212,496.26x = 20,000,559,314.90
  5. Step 5: Solve for x
    x = 20,000,559,314.90/212,496.26
  6. Step 6: Final answer
    x = 94,121.94

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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.