Home / 216,035.41-298,081.14-125,338.84

Finding the Fourth Proportional to 216,035.41, 298,081.14 and 125,338.84

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Solution

The fourth proportional to 216,035.41, 298,081.14 and 125,338.84 is: 172,939.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,035.41 : 298,081.14 = 125,338.84 : x
  2. Step 2: Convert to fraction form
    216,035.41/298,081.14 = 125,338.84/x
  3. Step 3: Cross multiply
    216,035.41x = 298,081.14 × 125,338.84
  4. Step 4: Simplify right side
    216,035.41x = 37,361,144,313.48
  5. Step 5: Solve for x
    x = 37,361,144,313.48/216,035.41
  6. Step 6: Final answer
    x = 172,939.91

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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.