Finding the Fourth Proportional to 216,284.96, 298,479.66 and 125,655.68
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Solution
The fourth proportional to 216,284.96, 298,479.66 and 125,655.68 is: 173,408.57
Step by Step Solution
- Step 1: Write the proportion equation
216,284.96 : 298,479.66 = 125,655.68 : x - Step 2: Convert to fraction form
216,284.96/298,479.66 = 125,655.68/x - Step 3: Cross multiply
216,284.96x = 298,479.66 × 125,655.68 - Step 4: Simplify right side
216,284.96x = 37,505,664,643.47 - Step 5: Solve for x
x = 37,505,664,643.47/216,284.96 - Step 6: Final answer
x = 173,408.57
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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.