Home / 108,701.08-150,004.36-66,244.12

Finding the Fourth Proportional to 108,701.08, 150,004.36 and 66,244.12

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Solution

The fourth proportional to 108,701.08, 150,004.36 and 66,244.12 is: 91,414.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,701.08 : 150,004.36 = 66,244.12 : x
  2. Step 2: Convert to fraction form
    108,701.08/150,004.36 = 66,244.12/x
  3. Step 3: Cross multiply
    108,701.08x = 150,004.36 × 66,244.12
  4. Step 4: Simplify right side
    108,701.08x = 9,936,906,824.36
  5. Step 5: Solve for x
    x = 9,936,906,824.36/108,701.08
  6. Step 6: Final answer
    x = 91,414.98

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1.5x scale

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.