Home / 348,037.20-522,113.40-148,453.20

Finding the Fourth Proportional to 348,037.20, 522,113.40 and 148,453.20

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Solution

The fourth proportional to 348,037.20, 522,113.40 and 148,453.20 is: 222,704.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,037.20 : 522,113.40 = 148,453.20 : x
  2. Step 2: Convert to fraction form
    348,037.20/522,113.40 = 148,453.20/x
  3. Step 3: Cross multiply
    348,037.20x = 522,113.40 × 148,453.20
  4. Step 4: Simplify right side
    348,037.20x = 77,509,404,992.88
  5. Step 5: Solve for x
    x = 77,509,404,992.88/348,037.20
  6. Step 6: Final answer
    x = 222,704.37

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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.