Home / 148,085.80-222,128.52-48,245.84

Finding the Fourth Proportional to 148,085.80, 222,128.52 and 48,245.84

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Solution

The fourth proportional to 148,085.80, 222,128.52 and 48,245.84 is: 72,368.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,085.80 : 222,128.52 = 48,245.84 : x
  2. Step 2: Convert to fraction form
    148,085.80/222,128.52 = 48,245.84/x
  3. Step 3: Cross multiply
    148,085.80x = 222,128.52 × 48,245.84
  4. Step 4: Simplify right side
    148,085.80x = 10,716,777,035.36
  5. Step 5: Solve for x
    x = 10,716,777,035.36/148,085.80
  6. Step 6: Final answer
    x = 72,368.70

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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.