Home / 216,154.24-298,240.32-126,712.96

Finding the Fourth Proportional to 216,154.24, 298,240.32 and 126,712.96

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Solution

The fourth proportional to 216,154.24, 298,240.32 and 126,712.96 is: 174,833.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,154.24 : 298,240.32 = 126,712.96 : x
  2. Step 2: Convert to fraction form
    216,154.24/298,240.32 = 126,712.96/x
  3. Step 3: Cross multiply
    216,154.24x = 298,240.32 × 126,712.96
  4. Step 4: Simplify right side
    216,154.24x = 37,790,913,738.55
  5. Step 5: Solve for x
    x = 37,790,913,738.55/216,154.24
  6. Step 6: Final answer
    x = 174,833.09

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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.