Finding the Fourth Proportional to 216,702.84, 299,125.26 and 148,944.60
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Solution
The fourth proportional to 216,702.84, 299,125.26 and 148,944.60 is: 205,595.33
Step by Step Solution
- Step 1: Write the proportion equation
216,702.84 : 299,125.26 = 148,944.60 : x - Step 2: Convert to fraction form
216,702.84/299,125.26 = 148,944.60/x - Step 3: Cross multiply
216,702.84x = 299,125.26 × 148,944.60 - Step 4: Simplify right side
216,702.84x = 44,553,092,200.60 - Step 5: Solve for x
x = 44,553,092,200.60/216,702.84 - Step 6: Final answer
x = 205,595.33
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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.