Home / 97,020.64-145,608.90-50,286.88

Finding the Fourth Proportional to 97,020.64, 145,608.90 and 50,286.88

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Solution

The fourth proportional to 97,020.64, 145,608.90 and 50,286.88 is: 75,470.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,020.64 : 145,608.90 = 50,286.88 : x
  2. Step 2: Convert to fraction form
    97,020.64/145,608.90 = 50,286.88/x
  3. Step 3: Cross multiply
    97,020.64x = 145,608.90 × 50,286.88
  4. Step 4: Simplify right side
    97,020.64x = 7,322,217,281.23
  5. Step 5: Solve for x
    x = 7,322,217,281.23/97,020.64
  6. Step 6: Final answer
    x = 75,470.72

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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.