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Finding the Fourth Proportional to 150,075.78, 225,080.19 and 44,881.08

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Solution

The fourth proportional to 150,075.78, 225,080.19 and 44,881.08 is: 67,311.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,075.78 : 225,080.19 = 44,881.08 : x
  2. Step 2: Convert to fraction form
    150,075.78/225,080.19 = 44,881.08/x
  3. Step 3: Cross multiply
    150,075.78x = 225,080.19 × 44,881.08
  4. Step 4: Simplify right side
    150,075.78x = 10,101,842,013.81
  5. Step 5: Solve for x
    x = 10,101,842,013.81/150,075.78
  6. Step 6: Final answer
    x = 67,311.61

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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.