Home / 233,101.68-321,674.04-131,138.16

Finding the Fourth Proportional to 233,101.68, 321,674.04 and 131,138.16

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Solution

The fourth proportional to 233,101.68, 321,674.04 and 131,138.16 is: 180,967.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,101.68 : 321,674.04 = 131,138.16 : x
  2. Step 2: Convert to fraction form
    233,101.68/321,674.04 = 131,138.16/x
  3. Step 3: Cross multiply
    233,101.68x = 321,674.04 × 131,138.16
  4. Step 4: Simplify right side
    233,101.68x = 42,183,741,725.37
  5. Step 5: Solve for x
    x = 42,183,741,725.37/233,101.68
  6. Step 6: Final answer
    x = 180,967.13

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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.