Home / 165,403.86-248,120.59-64,199.54

Finding the Fourth Proportional to 165,403.86, 248,120.59 and 64,199.54

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Solution

The fourth proportional to 165,403.86, 248,120.59 and 64,199.54 is: 96,305.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,403.86 : 248,120.59 = 64,199.54 : x
  2. Step 2: Convert to fraction form
    165,403.86/248,120.59 = 64,199.54/x
  3. Step 3: Cross multiply
    165,403.86x = 248,120.59 × 64,199.54
  4. Step 4: Simplify right side
    165,403.86x = 15,929,228,362.83
  5. Step 5: Solve for x
    x = 15,929,228,362.83/165,403.86
  6. Step 6: Final answer
    x = 96,305.06

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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.