Home / 199,941.34-275,919.60-109,298.39

Finding the Fourth Proportional to 199,941.34, 275,919.60 and 109,298.39

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Solution

The fourth proportional to 199,941.34, 275,919.60 and 109,298.39 is: 150,832.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,941.34 : 275,919.60 = 109,298.39 : x
  2. Step 2: Convert to fraction form
    199,941.34/275,919.60 = 109,298.39/x
  3. Step 3: Cross multiply
    199,941.34x = 275,919.60 × 109,298.39
  4. Step 4: Simplify right side
    199,941.34x = 30,157,567,502.95
  5. Step 5: Solve for x
    x = 30,157,567,502.95/199,941.34
  6. Step 6: Final answer
    x = 150,832.08

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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.