Home / 164,187.90-226,580.22-103,785.12

Finding the Fourth Proportional to 164,187.90, 226,580.22 and 103,785.12

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Solution

The fourth proportional to 164,187.90, 226,580.22 and 103,785.12 is: 143,224.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,187.90 : 226,580.22 = 103,785.12 : x
  2. Step 2: Convert to fraction form
    164,187.90/226,580.22 = 103,785.12/x
  3. Step 3: Cross multiply
    164,187.90x = 226,580.22 × 103,785.12
  4. Step 4: Simplify right side
    164,187.90x = 23,515,655,322.33
  5. Step 5: Solve for x
    x = 23,515,655,322.33/164,187.90
  6. Step 6: Final answer
    x = 143,224.05

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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.