Home / 104,037.31-143,494.23-63,201.26

Finding the Fourth Proportional to 104,037.31, 143,494.23 and 63,201.26

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Solution

The fourth proportional to 104,037.31, 143,494.23 and 63,201.26 is: 87,170.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,037.31 : 143,494.23 = 63,201.26 : x
  2. Step 2: Convert to fraction form
    104,037.31/143,494.23 = 63,201.26/x
  3. Step 3: Cross multiply
    104,037.31x = 143,494.23 × 63,201.26
  4. Step 4: Simplify right side
    104,037.31x = 9,069,016,734.47
  5. Step 5: Solve for x
    x = 9,069,016,734.47/104,037.31
  6. Step 6: Final answer
    x = 87,170.81

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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.