Finding the Fourth Proportional to 236,672.70, 326,610.14 and 134,705.99
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Solution
The fourth proportional to 236,672.70, 326,610.14 and 134,705.99 is: 185,895.29
Step by Step Solution
- Step 1: Write the proportion equation
236,672.70 : 326,610.14 = 134,705.99 : x - Step 2: Convert to fraction form
236,672.70/326,610.14 = 134,705.99/x - Step 3: Cross multiply
236,672.70x = 326,610.14 × 134,705.99 - Step 4: Simplify right side
236,672.70x = 43,996,339,946.16 - Step 5: Solve for x
x = 43,996,339,946.16/236,672.70 - Step 6: Final answer
x = 185,895.29
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1.5x scale
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.