Finding the Fourth Proportional to 219,201.75, 302,498.43 and 118,599.75
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Solution
The fourth proportional to 219,201.75, 302,498.43 and 118,599.75 is: 163,667.66
Step by Step Solution
- Step 1: Write the proportion equation
219,201.75 : 302,498.43 = 118,599.75 : x - Step 2: Convert to fraction form
219,201.75/302,498.43 = 118,599.75/x - Step 3: Cross multiply
219,201.75x = 302,498.43 × 118,599.75 - Step 4: Simplify right side
219,201.75x = 35,876,238,173.39 - Step 5: Solve for x
x = 35,876,238,173.39/219,201.75 - Step 6: Final answer
x = 163,667.66
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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.