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Finding the Fourth Proportional to 140,544.09, 210,814.20 and 33,927.12

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Solution

The fourth proportional to 140,544.09, 210,814.20 and 33,927.12 is: 50,890.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,544.09 : 210,814.20 = 33,927.12 : x
  2. Step 2: Convert to fraction form
    140,544.09/210,814.20 = 33,927.12/x
  3. Step 3: Cross multiply
    140,544.09x = 210,814.20 × 33,927.12
  4. Step 4: Simplify right side
    140,544.09x = 7,152,318,661.10
  5. Step 5: Solve for x
    x = 7,152,318,661.10/140,544.09
  6. Step 6: Final answer
    x = 50,890.21

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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.