Finding the Fourth Proportional to 237,965.63, 328,386.56 and 135,984.60
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Solution
The fourth proportional to 237,965.63, 328,386.56 and 135,984.60 is: 187,655.32
Step by Step Solution
- Step 1: Write the proportion equation
237,965.63 : 328,386.56 = 135,984.60 : x - Step 2: Convert to fraction form
237,965.63/328,386.56 = 135,984.60/x - Step 3: Cross multiply
237,965.63x = 328,386.56 × 135,984.60 - Step 4: Simplify right side
237,965.63x = 44,655,514,327.05 - Step 5: Solve for x
x = 44,655,514,327.05/237,965.63 - Step 6: Final answer
x = 187,655.32
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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.