Finding the Fourth Proportional to 344,753.72, 517,130.62 and 108,117.08
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Solution
The fourth proportional to 344,753.72, 517,130.62 and 108,117.08 is: 162,175.63
Step by Step Solution
- Step 1: Write the proportion equation
344,753.72 : 517,130.62 = 108,117.08 : x - Step 2: Convert to fraction form
344,753.72/517,130.62 = 108,117.08/x - Step 3: Cross multiply
344,753.72x = 517,130.62 × 108,117.08 - Step 4: Simplify right side
344,753.72x = 55,910,652,612.99 - Step 5: Solve for x
x = 55,910,652,612.99/344,753.72 - Step 6: Final answer
x = 162,175.63
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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.