Home / 110,268.15-165,403.51-104,890.18

Finding the Fourth Proportional to 110,268.15, 165,403.51 and 104,890.18

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Solution

The fourth proportional to 110,268.15, 165,403.51 and 104,890.18 is: 157,336.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,268.15 : 165,403.51 = 104,890.18 : x
  2. Step 2: Convert to fraction form
    110,268.15/165,403.51 = 104,890.18/x
  3. Step 3: Cross multiply
    110,268.15x = 165,403.51 × 104,890.18
  4. Step 4: Simplify right side
    110,268.15x = 17,349,203,412.08
  5. Step 5: Solve for x
    x = 17,349,203,412.08/110,268.15
  6. Step 6: Final answer
    x = 157,336.49

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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.