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Finding the Fourth Proportional to 270,559.82, 373,363.53 and 149,701.34

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Solution

The fourth proportional to 270,559.82, 373,363.53 and 149,701.34 is: 206,582.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,559.82 : 373,363.53 = 149,701.34 : x
  2. Step 2: Convert to fraction form
    270,559.82/373,363.53 = 149,701.34/x
  3. Step 3: Cross multiply
    270,559.82x = 373,363.53 × 149,701.34
  4. Step 4: Simplify right side
    270,559.82x = 55,893,020,748.13
  5. Step 5: Solve for x
    x = 55,893,020,748.13/270,559.82
  6. Step 6: Final answer
    x = 206,582.86

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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.