Home / 132,165.02-198,268.26-43,398.34

Finding the Fourth Proportional to 132,165.02, 198,268.26 and 43,398.34

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Solution

The fourth proportional to 132,165.02, 198,268.26 and 43,398.34 is: 65,104.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,165.02 : 198,268.26 = 43,398.34 : x
  2. Step 2: Convert to fraction form
    132,165.02/198,268.26 = 43,398.34/x
  3. Step 3: Cross multiply
    132,165.02x = 198,268.26 × 43,398.34
  4. Step 4: Simplify right side
    132,165.02x = 8,604,513,358.69
  5. Step 5: Solve for x
    x = 8,604,513,358.69/132,165.02
  6. Step 6: Final answer
    x = 65,104.32

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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.