Home / 209,444.63-314,363.76-109,676.42

Finding the Fourth Proportional to 209,444.63, 314,363.76 and 109,676.42

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Solution

The fourth proportional to 209,444.63, 314,363.76 and 109,676.42 is: 164,617.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,444.63 : 314,363.76 = 109,676.42 : x
  2. Step 2: Convert to fraction form
    209,444.63/314,363.76 = 109,676.42/x
  3. Step 3: Cross multiply
    209,444.63x = 314,363.76 × 109,676.42
  4. Step 4: Simplify right side
    209,444.63x = 34,478,290,202.72
  5. Step 5: Solve for x
    x = 34,478,290,202.72/209,444.63
  6. Step 6: Final answer
    x = 164,617.69

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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.