Home / 108,361.03-162,393.91-52,197.05

Finding the Fourth Proportional to 108,361.03, 162,393.91 and 52,197.05

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Solution

The fourth proportional to 108,361.03, 162,393.91 and 52,197.05 is: 78,224.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,361.03 : 162,393.91 = 52,197.05 : x
  2. Step 2: Convert to fraction form
    108,361.03/162,393.91 = 52,197.05/x
  3. Step 3: Cross multiply
    108,361.03x = 162,393.91 × 52,197.05
  4. Step 4: Simplify right side
    108,361.03x = 8,476,483,039.97
  5. Step 5: Solve for x
    x = 8,476,483,039.97/108,361.03
  6. Step 6: Final answer
    x = 78,224.46

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1.5x scale

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.