Home / 217,071.90-325,485.95-148,760.55

Finding the Fourth Proportional to 217,071.90, 325,485.95 and 148,760.55

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Solution

The fourth proportional to 217,071.90, 325,485.95 and 148,760.55 is: 223,057.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,071.90 : 325,485.95 = 148,760.55 : x
  2. Step 2: Convert to fraction form
    217,071.90/325,485.95 = 148,760.55/x
  3. Step 3: Cross multiply
    217,071.90x = 325,485.95 × 148,760.55
  4. Step 4: Simplify right side
    217,071.90x = 48,419,468,195.47
  5. Step 5: Solve for x
    x = 48,419,468,195.47/217,071.90
  6. Step 6: Final answer
    x = 223,057.28

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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.