Home / 212,057.32-318,087.36-62,297

Finding the Fourth Proportional to 212,057.32, 318,087.36 and 62,297

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Solution

The fourth proportional to 212,057.32, 318,087.36 and 62,297 is: 93,445.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,057.32 : 318,087.36 = 62,297 : x
  2. Step 2: Convert to fraction form
    212,057.32/318,087.36 = 62,297/x
  3. Step 3: Cross multiply
    212,057.32x = 318,087.36 × 62,297
  4. Step 4: Simplify right side
    212,057.32x = 19,815,888,265.92
  5. Step 5: Solve for x
    x = 19,815,888,265.92/212,057.32
  6. Step 6: Final answer
    x = 93,445.91

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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.