Home / 239,375.10-359,115.30-70,908.60

Finding the Fourth Proportional to 239,375.10, 359,115.30 and 70,908.60

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Solution

The fourth proportional to 239,375.10, 359,115.30 and 70,908.60 is: 106,378.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,375.10 : 359,115.30 = 70,908.60 : x
  2. Step 2: Convert to fraction form
    239,375.10/359,115.30 = 70,908.60/x
  3. Step 3: Cross multiply
    239,375.10x = 359,115.30 × 70,908.60
  4. Step 4: Simplify right side
    239,375.10x = 25,464,363,161.58
  5. Step 5: Solve for x
    x = 25,464,363,161.58/239,375.10
  6. Step 6: Final answer
    x = 106,378.50

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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.