Finding the Fourth Proportional to 249,224.80, 343,937.64 and 141,774.88
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Solution
The fourth proportional to 249,224.80, 343,937.64 and 141,774.88 is: 195,653.55
Step by Step Solution
- Step 1: Write the proportion equation
249,224.80 : 343,937.64 = 141,774.88 : x - Step 2: Convert to fraction form
249,224.80/343,937.64 = 141,774.88/x - Step 3: Cross multiply
249,224.80x = 343,937.64 × 141,774.88 - Step 4: Simplify right side
249,224.80x = 48,761,717,638.48 - Step 5: Solve for x
x = 48,761,717,638.48/249,224.80 - Step 6: Final answer
x = 195,653.55
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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.