Finding the Fourth Proportional to 191,702.09, 264,547.69 and 104,487.09
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Solution
The fourth proportional to 191,702.09, 264,547.69 and 104,487.09 is: 144,191.53
Step by Step Solution
- Step 1: Write the proportion equation
191,702.09 : 264,547.69 = 104,487.09 : x - Step 2: Convert to fraction form
191,702.09/264,547.69 = 104,487.09/x - Step 3: Cross multiply
191,702.09x = 264,547.69 × 104,487.09 - Step 4: Simplify right side
191,702.09x = 27,641,818,294.32 - Step 5: Solve for x
x = 27,641,818,294.32/191,702.09 - Step 6: Final answer
x = 144,191.53
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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.