Home / 209,255.54-288,774.52-113,762.41

Finding the Fourth Proportional to 209,255.54, 288,774.52 and 113,762.41

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Solution

The fourth proportional to 209,255.54, 288,774.52 and 113,762.41 is: 156,993.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,255.54 : 288,774.52 = 113,762.41 : x
  2. Step 2: Convert to fraction form
    209,255.54/288,774.52 = 113,762.41/x
  3. Step 3: Cross multiply
    209,255.54x = 288,774.52 × 113,762.41
  4. Step 4: Simplify right side
    209,255.54x = 32,851,684,335.45
  5. Step 5: Solve for x
    x = 32,851,684,335.45/209,255.54
  6. Step 6: Final answer
    x = 156,993.14

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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.