Finding the Fourth Proportional to 216,140.07, 298,336.64 and 125,536.76
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Solution
The fourth proportional to 216,140.07, 298,336.64 and 125,536.76 is: 173,277.52
Step by Step Solution
- Step 1: Write the proportion equation
216,140.07 : 298,336.64 = 125,536.76 : x - Step 2: Convert to fraction form
216,140.07/298,336.64 = 125,536.76/x - Step 3: Cross multiply
216,140.07x = 298,336.64 × 125,536.76 - Step 4: Simplify right side
216,140.07x = 37,452,216,072.57 - Step 5: Solve for x
x = 37,452,216,072.57/216,140.07 - Step 6: Final answer
x = 173,277.52
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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.