Home / 140,220.33-210,205.44-51,453.24

Finding the Fourth Proportional to 140,220.33, 210,205.44 and 51,453.24

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Solution

The fourth proportional to 140,220.33, 210,205.44 and 51,453.24 is: 77,133.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,220.33 : 210,205.44 = 51,453.24 : x
  2. Step 2: Convert to fraction form
    140,220.33/210,205.44 = 51,453.24/x
  3. Step 3: Cross multiply
    140,220.33x = 210,205.44 × 51,453.24
  4. Step 4: Simplify right side
    140,220.33x = 10,815,750,953.63
  5. Step 5: Solve for x
    x = 10,815,750,953.63/140,220.33
  6. Step 6: Final answer
    x = 77,133.97

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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.