Home / 220,084.14-305,269.95-214,250.74

Finding the Fourth Proportional to 220,084.14, 305,269.95 and 214,250.74

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Solution

The fourth proportional to 220,084.14, 305,269.95 and 214,250.74 is: 297,178.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,084.14 : 305,269.95 = 214,250.74 : x
  2. Step 2: Convert to fraction form
    220,084.14/305,269.95 = 214,250.74/x
  3. Step 3: Cross multiply
    220,084.14x = 305,269.95 × 214,250.74
  4. Step 4: Simplify right side
    220,084.14x = 65,404,311,714.36
  5. Step 5: Solve for x
    x = 65,404,311,714.36/220,084.14
  6. Step 6: Final answer
    x = 297,178.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.