Home / 202,077.03-278,873.04-110,201.35

Finding the Fourth Proportional to 202,077.03, 278,873.04 and 110,201.35

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Solution

The fourth proportional to 202,077.03, 278,873.04 and 110,201.35 is: 152,081.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,077.03 : 278,873.04 = 110,201.35 : x
  2. Step 2: Convert to fraction form
    202,077.03/278,873.04 = 110,201.35/x
  3. Step 3: Cross multiply
    202,077.03x = 278,873.04 × 110,201.35
  4. Step 4: Simplify right side
    202,077.03x = 30,732,184,789.42
  5. Step 5: Solve for x
    x = 30,732,184,789.42/202,077.03
  6. Step 6: Final answer
    x = 152,081.53

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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.