Finding the Fourth Proportional to 248,977.05, 343,588.32 and 141,547.08
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Solution
The fourth proportional to 248,977.05, 343,588.32 and 141,547.08 is: 195,334.97
Step by Step Solution
- Step 1: Write the proportion equation
248,977.05 : 343,588.32 = 141,547.08 : x - Step 2: Convert to fraction form
248,977.05/343,588.32 = 141,547.08/x - Step 3: Cross multiply
248,977.05x = 343,588.32 × 141,547.08 - Step 4: Simplify right side
248,977.05x = 48,633,924,472.21 - Step 5: Solve for x
x = 48,633,924,472.21/248,977.05 - Step 6: Final answer
x = 195,334.97
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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.