Home / 250,761.38-346,075.02-143,310.88

Finding the Fourth Proportional to 250,761.38, 346,075.02 and 143,310.88

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Solution

The fourth proportional to 250,761.38, 346,075.02 and 143,310.88 is: 197,782.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,761.38 : 346,075.02 = 143,310.88 : x
  2. Step 2: Convert to fraction form
    250,761.38/346,075.02 = 143,310.88/x
  3. Step 3: Cross multiply
    250,761.38x = 346,075.02 × 143,310.88
  4. Step 4: Simplify right side
    250,761.38x = 49,596,315,662.22
  5. Step 5: Solve for x
    x = 49,596,315,662.22/250,761.38
  6. Step 6: Final answer
    x = 197,782.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.