Home / 209,320.96-313,757.76-152,258.08

Finding the Fourth Proportional to 209,320.96, 313,757.76 and 152,258.08

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Solution

The fourth proportional to 209,320.96, 313,757.76 and 152,258.08 is: 228,224.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,320.96 : 313,757.76 = 152,258.08 : x
  2. Step 2: Convert to fraction form
    209,320.96/313,757.76 = 152,258.08/x
  3. Step 3: Cross multiply
    209,320.96x = 313,757.76 × 152,258.08
  4. Step 4: Simplify right side
    209,320.96x = 47,772,154,122.70
  5. Step 5: Solve for x
    x = 47,772,154,122.70/209,320.96
  6. Step 6: Final answer
    x = 228,224.42

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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.