Home / 248,171.24-342,479.94-152,621.48

Finding the Fourth Proportional to 248,171.24, 342,479.94 and 152,621.48

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Solution

The fourth proportional to 248,171.24, 342,479.94 and 152,621.48 is: 210,619.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,171.24 : 342,479.94 = 152,621.48 : x
  2. Step 2: Convert to fraction form
    248,171.24/342,479.94 = 152,621.48/x
  3. Step 3: Cross multiply
    248,171.24x = 342,479.94 × 152,621.48
  4. Step 4: Simplify right side
    248,171.24x = 52,269,795,313.11
  5. Step 5: Solve for x
    x = 52,269,795,313.11/248,171.24
  6. Step 6: Final answer
    x = 210,619.87

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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.