Home / 65,213.46-89,997.93-36,531.41

Finding the Fourth Proportional to 65,213.46, 89,997.93 and 36,531.41

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Solution

The fourth proportional to 65,213.46, 89,997.93 and 36,531.41 is: 50,415.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,213.46 : 89,997.93 = 36,531.41 : x
  2. Step 2: Convert to fraction form
    65,213.46/89,997.93 = 36,531.41/x
  3. Step 3: Cross multiply
    65,213.46x = 89,997.93 × 36,531.41
  4. Step 4: Simplify right side
    65,213.46x = 3,287,750,829.99
  5. Step 5: Solve for x
    x = 3,287,750,829.99/65,213.46
  6. Step 6: Final answer
    x = 50,415.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.