Home / 119,268.87-164,594.07-65,555.25

Finding the Fourth Proportional to 119,268.87, 164,594.07 and 65,555.25

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Solution

The fourth proportional to 119,268.87, 164,594.07 and 65,555.25 is: 90,467.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,268.87 : 164,594.07 = 65,555.25 : x
  2. Step 2: Convert to fraction form
    119,268.87/164,594.07 = 65,555.25/x
  3. Step 3: Cross multiply
    119,268.87x = 164,594.07 × 65,555.25
  4. Step 4: Simplify right side
    119,268.87x = 10,790,005,407.37
  5. Step 5: Solve for x
    x = 10,790,005,407.37/119,268.87
  6. Step 6: Final answer
    x = 90,467.91

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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.