Home / 250,542.09-375,847.77-82,075.67

Finding the Fourth Proportional to 250,542.09, 375,847.77 and 82,075.67

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Solution

The fourth proportional to 250,542.09, 375,847.77 and 82,075.67 is: 123,124.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,542.09 : 375,847.77 = 82,075.67 : x
  2. Step 2: Convert to fraction form
    250,542.09/375,847.77 = 82,075.67/x
  3. Step 3: Cross multiply
    250,542.09x = 375,847.77 × 82,075.67
  4. Step 4: Simplify right side
    250,542.09x = 30,847,955,661.52
  5. Step 5: Solve for x
    x = 30,847,955,661.52/250,542.09
  6. Step 6: Final answer
    x = 123,124.84

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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.