Finding the Fourth Proportional to 229,732.23, 344,598.35 and 104,985.75
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Solution
The fourth proportional to 229,732.23, 344,598.35 and 104,985.75 is: 157,478.63
Step by Step Solution
- Step 1: Write the proportion equation
229,732.23 : 344,598.35 = 104,985.75 : x - Step 2: Convert to fraction form
229,732.23/344,598.35 = 104,985.75/x - Step 3: Cross multiply
229,732.23x = 344,598.35 × 104,985.75 - Step 4: Simplify right side
229,732.23x = 36,177,916,223.51 - Step 5: Solve for x
x = 36,177,916,223.51/229,732.23 - Step 6: Final answer
x = 157,478.63
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.