Finding the Fourth Proportional to 219,268.49, 302,590.51 and 118,666.49
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Solution
The fourth proportional to 219,268.49, 302,590.51 and 118,666.49 is: 163,759.75
Step by Step Solution
- Step 1: Write the proportion equation
219,268.49 : 302,590.51 = 118,666.49 : x - Step 2: Convert to fraction form
219,268.49/302,590.51 = 118,666.49/x - Step 3: Cross multiply
219,268.49x = 302,590.51 × 118,666.49 - Step 4: Simplify right side
219,268.49x = 35,907,353,729.01 - Step 5: Solve for x
x = 35,907,353,729.01/219,268.49 - Step 6: Final answer
x = 163,759.75
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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.