Home / 103,214.22-154,784.19-35,727.92

Finding the Fourth Proportional to 103,214.22, 154,784.19 and 35,727.92

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Solution

The fourth proportional to 103,214.22, 154,784.19 and 35,727.92 is: 53,579.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,214.22 : 154,784.19 = 35,727.92 : x
  2. Step 2: Convert to fraction form
    103,214.22/154,784.19 = 35,727.92/x
  3. Step 3: Cross multiply
    103,214.22x = 154,784.19 × 35,727.92
  4. Step 4: Simplify right side
    103,214.22x = 5,530,117,332.45
  5. Step 5: Solve for x
    x = 5,530,117,332.45/103,214.22
  6. Step 6: Final answer
    x = 53,579.02

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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.