Finding the Fourth Proportional to 260,702.25, 359,769.11 and 141,470.25
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Solution
The fourth proportional to 260,702.25, 359,769.11 and 141,470.25 is: 195,228.95
Step by Step Solution
- Step 1: Write the proportion equation
260,702.25 : 359,769.11 = 141,470.25 : x - Step 2: Convert to fraction form
260,702.25/359,769.11 = 141,470.25/x - Step 3: Cross multiply
260,702.25x = 359,769.11 × 141,470.25 - Step 4: Simplify right side
260,702.25x = 50,896,625,226.63 - Step 5: Solve for x
x = 50,896,625,226.63/260,702.25 - Step 6: Final answer
x = 195,228.95
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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.