Finding the Fourth Proportional to 217,602.14, 326,140.73 and 112,363.74
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Solution
The fourth proportional to 217,602.14, 326,140.73 and 112,363.74 is: 168,410.07
Step by Step Solution
- Step 1: Write the proportion equation
217,602.14 : 326,140.73 = 112,363.74 : x - Step 2: Convert to fraction form
217,602.14/326,140.73 = 112,363.74/x - Step 3: Cross multiply
217,602.14x = 326,140.73 × 112,363.74 - Step 4: Simplify right side
217,602.14x = 36,646,392,189.13 - Step 5: Solve for x
x = 36,646,392,189.13/217,602.14 - Step 6: Final answer
x = 168,410.07
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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.