Home / 125,669.36-173,419.31-69,080.33

Finding the Fourth Proportional to 125,669.36, 173,419.31 and 69,080.33

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Solution

The fourth proportional to 125,669.36, 173,419.31 and 69,080.33 is: 95,328.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,669.36 : 173,419.31 = 69,080.33 : x
  2. Step 2: Convert to fraction form
    125,669.36/173,419.31 = 69,080.33/x
  3. Step 3: Cross multiply
    125,669.36x = 173,419.31 × 69,080.33
  4. Step 4: Simplify right side
    125,669.36x = 11,979,862,296.08
  5. Step 5: Solve for x
    x = 11,979,862,296.08/125,669.36
  6. Step 6: Final answer
    x = 95,328.43

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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.