Home / 348,422.48-522,103.79-158,772.32

Finding the Fourth Proportional to 348,422.48, 522,103.79 and 158,772.32

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Solution

The fourth proportional to 348,422.48, 522,103.79 and 158,772.32 is: 237,916.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,422.48 : 522,103.79 = 158,772.32 : x
  2. Step 2: Convert to fraction form
    348,422.48/522,103.79 = 158,772.32/x
  3. Step 3: Cross multiply
    348,422.48x = 522,103.79 × 158,772.32
  4. Step 4: Simplify right side
    348,422.48x = 82,895,627,408.57
  5. Step 5: Solve for x
    x = 82,895,627,408.57/348,422.48
  6. Step 6: Final answer
    x = 237,916.99

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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.