Finding the Fourth Proportional to 216,218.08, 298,368.12 and 125,567.74
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Solution
The fourth proportional to 216,218.08, 298,368.12 and 125,567.74 is: 173,276.03
Step by Step Solution
- Step 1: Write the proportion equation
216,218.08 : 298,368.12 = 125,567.74 : x - Step 2: Convert to fraction form
216,218.08/298,368.12 = 125,567.74/x - Step 3: Cross multiply
216,218.08x = 298,368.12 × 125,567.74 - Step 4: Simplify right side
216,218.08x = 37,465,410,516.45 - Step 5: Solve for x
x = 37,465,410,516.45/216,218.08 - Step 6: Final answer
x = 173,276.03
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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.