Home / 84,280.26-126,420.33-25,114.41

Finding the Fourth Proportional to 84,280.26, 126,420.33 and 25,114.41

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Solution

The fourth proportional to 84,280.26, 126,420.33 and 25,114.41 is: 37,671.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,280.26 : 126,420.33 = 25,114.41 : x
  2. Step 2: Convert to fraction form
    84,280.26/126,420.33 = 25,114.41/x
  3. Step 3: Cross multiply
    84,280.26x = 126,420.33 × 25,114.41
  4. Step 4: Simplify right side
    84,280.26x = 3,174,971,999.96
  5. Step 5: Solve for x
    x = 3,174,971,999.96/84,280.26
  6. Step 6: Final answer
    x = 37,671.60

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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.