Finding the Fourth Proportional to 212,602.08, 293,377.68 and 117,103.44
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Solution
The fourth proportional to 212,602.08, 293,377.68 and 117,103.44 is: 161,595.48
Step by Step Solution
- Step 1: Write the proportion equation
212,602.08 : 293,377.68 = 117,103.44 : x - Step 2: Convert to fraction form
212,602.08/293,377.68 = 117,103.44/x - Step 3: Cross multiply
212,602.08x = 293,377.68 × 117,103.44 - Step 4: Simplify right side
212,602.08x = 34,355,535,547.22 - Step 5: Solve for x
x = 34,355,535,547.22/212,602.08 - Step 6: Final answer
x = 161,595.48
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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.