Home / 148,116.67-204,400.46-80,133.67

Finding the Fourth Proportional to 148,116.67, 204,400.46 and 80,133.67

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Solution

The fourth proportional to 148,116.67, 204,400.46 and 80,133.67 is: 110,584.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,116.67 : 204,400.46 = 80,133.67 : x
  2. Step 2: Convert to fraction form
    148,116.67/204,400.46 = 80,133.67/x
  3. Step 3: Cross multiply
    148,116.67x = 204,400.46 × 80,133.67
  4. Step 4: Simplify right side
    148,116.67x = 16,379,358,698.82
  5. Step 5: Solve for x
    x = 16,379,358,698.82/148,116.67
  6. Step 6: Final answer
    x = 110,584.17

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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.