Home / 212,157.82-318,187.45-62,358.04

Finding the Fourth Proportional to 212,157.82, 318,187.45 and 62,358.04

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Solution

The fourth proportional to 212,157.82, 318,187.45 and 62,358.04 is: 93,522.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,157.82 : 318,187.45 = 62,358.04 : x
  2. Step 2: Convert to fraction form
    212,157.82/318,187.45 = 62,358.04/x
  3. Step 3: Cross multiply
    212,157.82x = 318,187.45 × 62,358.04
  4. Step 4: Simplify right side
    212,157.82x = 19,841,545,734.60
  5. Step 5: Solve for x
    x = 19,841,545,734.60/212,157.82
  6. Step 6: Final answer
    x = 93,522.58

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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.