Finding the Fourth Proportional to 219,107.13, 302,367.86 and 118,505.13
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Solution
The fourth proportional to 219,107.13, 302,367.86 and 118,505.13 is: 163,537.09
Step by Step Solution
- Step 1: Write the proportion equation
219,107.13 : 302,367.86 = 118,505.13 : x - Step 2: Convert to fraction form
219,107.13/302,367.86 = 118,505.13/x - Step 3: Cross multiply
219,107.13x = 302,367.86 × 118,505.13 - Step 4: Simplify right side
219,107.13x = 35,832,142,557.12 - Step 5: Solve for x
x = 35,832,142,557.12/219,107.13 - Step 6: Final answer
x = 163,537.09
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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.