Finding the Fourth Proportional to 148,377.68, 204,832.16 and 84,703.17
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Solution
The fourth proportional to 148,377.68, 204,832.16 and 84,703.17 is: 116,930.88
Step by Step Solution
- Step 1: Write the proportion equation
148,377.68 : 204,832.16 = 84,703.17 : x - Step 2: Convert to fraction form
148,377.68/204,832.16 = 84,703.17/x - Step 3: Cross multiply
148,377.68x = 204,832.16 × 84,703.17 - Step 4: Simplify right side
148,377.68x = 17,349,933,269.95 - Step 5: Solve for x
x = 17,349,933,269.95/148,377.68 - Step 6: Final answer
x = 116,930.88
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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.