Home / 248,785.32-343,323.84-141,355.50

Finding the Fourth Proportional to 248,785.32, 343,323.84 and 141,355.50

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Solution

The fourth proportional to 248,785.32, 343,323.84 and 141,355.50 is: 195,070.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,785.32 : 343,323.84 = 141,355.50 : x
  2. Step 2: Convert to fraction form
    248,785.32/343,323.84 = 141,355.50/x
  3. Step 3: Cross multiply
    248,785.32x = 343,323.84 × 141,355.50
  4. Step 4: Simplify right side
    248,785.32x = 48,530,713,065.12
  5. Step 5: Solve for x
    x = 48,530,713,065.12/248,785.32
  6. Step 6: Final answer
    x = 195,070.65

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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.