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Finding the Fourth Proportional to 150,404.80, 225,607.20 and 134,075.20

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Solution

The fourth proportional to 150,404.80, 225,607.20 and 134,075.20 is: 201,112.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,404.80 : 225,607.20 = 134,075.20 : x
  2. Step 2: Convert to fraction form
    150,404.80/225,607.20 = 134,075.20/x
  3. Step 3: Cross multiply
    150,404.80x = 225,607.20 × 134,075.20
  4. Step 4: Simplify right side
    150,404.80x = 30,248,330,461.44
  5. Step 5: Solve for x
    x = 30,248,330,461.44/150,404.80
  6. Step 6: Final answer
    x = 201,112.80

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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.