Finding the Fourth Proportional to 134,959.90, 202,419.02 and 46,193.02
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Solution
The fourth proportional to 134,959.90, 202,419.02 and 46,193.02 is: 69,282.40
Step by Step Solution
- Step 1: Write the proportion equation
134,959.90 : 202,419.02 = 46,193.02 : x - Step 2: Convert to fraction form
134,959.90/202,419.02 = 46,193.02/x - Step 3: Cross multiply
134,959.90x = 202,419.02 × 46,193.02 - Step 4: Simplify right side
134,959.90x = 9,350,345,839.24 - Step 5: Solve for x
x = 9,350,345,839.24/134,959.90 - Step 6: Final answer
x = 69,282.40
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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.