Finding the Fourth Proportional to 253,108.23, 349,294.88 and 151,114.68
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Solution
The fourth proportional to 253,108.23, 349,294.88 and 151,114.68 is: 208,541.56
Step by Step Solution
- Step 1: Write the proportion equation
253,108.23 : 349,294.88 = 151,114.68 : x - Step 2: Convert to fraction form
253,108.23/349,294.88 = 151,114.68/x - Step 3: Cross multiply
253,108.23x = 349,294.88 × 151,114.68 - Step 4: Simplify right side
253,108.23x = 52,783,584,394.63 - Step 5: Solve for x
x = 52,783,584,394.63/253,108.23 - Step 6: Final answer
x = 208,541.56
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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.