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Finding the Fourth Proportional to 273,078.80, 376,850.52 and 152,227.76

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Solution

The fourth proportional to 273,078.80, 376,850.52 and 152,227.76 is: 210,075.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,078.80 : 376,850.52 = 152,227.76 : x
  2. Step 2: Convert to fraction form
    273,078.80/376,850.52 = 152,227.76/x
  3. Step 3: Cross multiply
    273,078.80x = 376,850.52 × 152,227.76
  4. Step 4: Simplify right side
    273,078.80x = 57,367,110,514.44
  5. Step 5: Solve for x
    x = 57,367,110,514.44/273,078.80
  6. Step 6: Final answer
    x = 210,075.30

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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.