Home / 228,160.75-314,861.19-131,329.23

Finding the Fourth Proportional to 228,160.75, 314,861.19 and 131,329.23

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Solution

The fourth proportional to 228,160.75, 314,861.19 and 131,329.23 is: 181,233.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,160.75 : 314,861.19 = 131,329.23 : x
  2. Step 2: Convert to fraction form
    228,160.75/314,861.19 = 131,329.23/x
  3. Step 3: Cross multiply
    228,160.75x = 314,861.19 × 131,329.23
  4. Step 4: Simplify right side
    228,160.75x = 41,350,477,639.58
  5. Step 5: Solve for x
    x = 41,350,477,639.58/228,160.75
  6. Step 6: Final answer
    x = 181,233.97

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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.