Home / 132,847.02-199,231.65-109,415.34

Finding the Fourth Proportional to 132,847.02, 199,231.65 and 109,415.34

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Solution

The fourth proportional to 132,847.02, 199,231.65 and 109,415.34 is: 164,090.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,847.02 : 199,231.65 = 109,415.34 : x
  2. Step 2: Convert to fraction form
    132,847.02/199,231.65 = 109,415.34/x
  3. Step 3: Cross multiply
    132,847.02x = 199,231.65 × 109,415.34
  4. Step 4: Simplify right side
    132,847.02x = 21,798,998,723.51
  5. Step 5: Solve for x
    x = 21,798,998,723.51/132,847.02
  6. Step 6: Final answer
    x = 164,090.99

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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.