Home / 215,854.46-324,063.27-145,094.08

Finding the Fourth Proportional to 215,854.46, 324,063.27 and 145,094.08

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Solution

The fourth proportional to 215,854.46, 324,063.27 and 145,094.08 is: 217,830.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,854.46 : 324,063.27 = 145,094.08 : x
  2. Step 2: Convert to fraction form
    215,854.46/324,063.27 = 145,094.08/x
  3. Step 3: Cross multiply
    215,854.46x = 324,063.27 × 145,094.08
  4. Step 4: Simplify right side
    215,854.46x = 47,019,662,022.44
  5. Step 5: Solve for x
    x = 47,019,662,022.44/215,854.46
  6. Step 6: Final answer
    x = 217,830.39

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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.