Home / 216,162.30-298,302.80-125,540.52

Finding the Fourth Proportional to 216,162.30, 298,302.80 and 125,540.52

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Solution

The fourth proportional to 216,162.30, 298,302.80 and 125,540.52 is: 173,245.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,162.30 : 298,302.80 = 125,540.52 : x
  2. Step 2: Convert to fraction form
    216,162.30/298,302.80 = 125,540.52/x
  3. Step 3: Cross multiply
    216,162.30x = 298,302.80 × 125,540.52
  4. Step 4: Simplify right side
    216,162.30x = 37,449,088,629.46
  5. Step 5: Solve for x
    x = 37,449,088,629.46/216,162.30
  6. Step 6: Final answer
    x = 173,245.24

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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.