Home / 284,122.36-426,072.74-106,532.60

Finding the Fourth Proportional to 284,122.36, 426,072.74 and 106,532.60

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Solution

The fourth proportional to 284,122.36, 426,072.74 and 106,532.60 is: 159,757.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,122.36 : 426,072.74 = 106,532.60 : x
  2. Step 2: Convert to fraction form
    284,122.36/426,072.74 = 106,532.60/x
  3. Step 3: Cross multiply
    284,122.36x = 426,072.74 × 106,532.60
  4. Step 4: Simplify right side
    284,122.36x = 45,390,636,781.32
  5. Step 5: Solve for x
    x = 45,390,636,781.32/284,122.36
  6. Step 6: Final answer
    x = 159,757.36

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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.