Home / 209,340.62-288,892.26-113,847.29

Finding the Fourth Proportional to 209,340.62, 288,892.26 and 113,847.29

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Solution

The fourth proportional to 209,340.62, 288,892.26 and 113,847.29 is: 157,110.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,340.62 : 288,892.26 = 113,847.29 : x
  2. Step 2: Convert to fraction form
    209,340.62/288,892.26 = 113,847.29/x
  3. Step 3: Cross multiply
    209,340.62x = 288,892.26 × 113,847.29
  4. Step 4: Simplify right side
    209,340.62x = 32,889,599,458.51
  5. Step 5: Solve for x
    x = 32,889,599,458.51/209,340.62
  6. Step 6: Final answer
    x = 157,110.46

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1.5x scale

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.