Home / 216,149.54-298,285.22-125,527.78

Finding the Fourth Proportional to 216,149.54, 298,285.22 and 125,527.78

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Solution

The fourth proportional to 216,149.54, 298,285.22 and 125,527.78 is: 173,227.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,149.54 : 298,285.22 = 125,527.78 : x
  2. Step 2: Convert to fraction form
    216,149.54/298,285.22 = 125,527.78/x
  3. Step 3: Cross multiply
    216,149.54x = 298,285.22 × 125,527.78
  4. Step 4: Simplify right side
    216,149.54x = 37,443,081,473.41
  5. Step 5: Solve for x
    x = 37,443,081,473.41/216,149.54
  6. Step 6: Final answer
    x = 173,227.67

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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.