Home / 248,313.28-342,680.06-140,887.84

Finding the Fourth Proportional to 248,313.28, 342,680.06 and 140,887.84

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Solution

The fourth proportional to 248,313.28, 342,680.06 and 140,887.84 is: 194,429.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,313.28 : 342,680.06 = 140,887.84 : x
  2. Step 2: Convert to fraction form
    248,313.28/342,680.06 = 140,887.84/x
  3. Step 3: Cross multiply
    248,313.28x = 342,680.06 × 140,887.84
  4. Step 4: Simplify right side
    248,313.28x = 48,279,453,464.47
  5. Step 5: Solve for x
    x = 48,279,453,464.47/248,313.28
  6. Step 6: Final answer
    x = 194,429.61

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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.