Home / 140,065.50-210,100.07-46,571.25

Finding the Fourth Proportional to 140,065.50, 210,100.07 and 46,571.25

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Solution

The fourth proportional to 140,065.50, 210,100.07 and 46,571.25 is: 69,857.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,065.50 : 210,100.07 = 46,571.25 : x
  2. Step 2: Convert to fraction form
    140,065.50/210,100.07 = 46,571.25/x
  3. Step 3: Cross multiply
    140,065.50x = 210,100.07 × 46,571.25
  4. Step 4: Simplify right side
    140,065.50x = 9,784,622,884.99
  5. Step 5: Solve for x
    x = 9,784,622,884.99/140,065.50
  6. Step 6: Final answer
    x = 69,857.48

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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.