Home / 104,431.36-144,190.17-64,199.06

Finding the Fourth Proportional to 104,431.36, 144,190.17 and 64,199.06

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Solution

The fourth proportional to 104,431.36, 144,190.17 and 64,199.06 is: 88,640.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,431.36 : 144,190.17 = 64,199.06 : x
  2. Step 2: Convert to fraction form
    104,431.36/144,190.17 = 64,199.06/x
  3. Step 3: Cross multiply
    104,431.36x = 144,190.17 × 64,199.06
  4. Step 4: Simplify right side
    104,431.36x = 9,256,873,375.24
  5. Step 5: Solve for x
    x = 9,256,873,375.24/104,431.36
  6. Step 6: Final answer
    x = 88,640.74

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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.