Home / 139,774.32-209,486.46-110,074.86

Finding the Fourth Proportional to 139,774.32, 209,486.46 and 110,074.86

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Solution

The fourth proportional to 139,774.32, 209,486.46 and 110,074.86 is: 164,974.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,774.32 : 209,486.46 = 110,074.86 : x
  2. Step 2: Convert to fraction form
    139,774.32/209,486.46 = 110,074.86/x
  3. Step 3: Cross multiply
    139,774.32x = 209,486.46 × 110,074.86
  4. Step 4: Simplify right side
    139,774.32x = 23,059,192,756.40
  5. Step 5: Solve for x
    x = 23,059,192,756.40/139,774.32
  6. Step 6: Final answer
    x = 164,974.46

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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.