Home / 148,237.99-222,277.01-76,984.85

Finding the Fourth Proportional to 148,237.99, 222,277.01 and 76,984.85

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Solution

The fourth proportional to 148,237.99, 222,277.01 and 76,984.85 is: 115,435.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,237.99 : 222,277.01 = 76,984.85 : x
  2. Step 2: Convert to fraction form
    148,237.99/222,277.01 = 76,984.85/x
  3. Step 3: Cross multiply
    148,237.99x = 222,277.01 × 76,984.85
  4. Step 4: Simplify right side
    148,237.99x = 17,111,961,626.80
  5. Step 5: Solve for x
    x = 17,111,961,626.80/148,237.99
  6. Step 6: Final answer
    x = 115,435.74

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1.5x scale

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.