Home / 239,075.04-329,812.74-154,219.44

Finding the Fourth Proportional to 239,075.04, 329,812.74 and 154,219.44

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Solution

The fourth proportional to 239,075.04, 329,812.74 and 154,219.44 is: 212,751.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,075.04 : 329,812.74 = 154,219.44 : x
  2. Step 2: Convert to fraction form
    239,075.04/329,812.74 = 154,219.44/x
  3. Step 3: Cross multiply
    239,075.04x = 329,812.74 × 154,219.44
  4. Step 4: Simplify right side
    239,075.04x = 50,863,536,067.67
  5. Step 5: Solve for x
    x = 50,863,536,067.67/239,075.04
  6. Step 6: Final answer
    x = 212,751.34

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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.