Finding the Fourth Proportional to 137,246.31, 205,750.98 and 53,065.44
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Solution
The fourth proportional to 137,246.31, 205,750.98 and 53,065.44 is: 79,552.35
Step by Step Solution
- Step 1: Write the proportion equation
137,246.31 : 205,750.98 = 53,065.44 : x - Step 2: Convert to fraction form
137,246.31/205,750.98 = 53,065.44/x - Step 3: Cross multiply
137,246.31x = 205,750.98 × 53,065.44 - Step 4: Simplify right side
137,246.31x = 10,918,266,284.13 - Step 5: Solve for x
x = 10,918,266,284.13/137,246.31 - Step 6: Final answer
x = 79,552.35
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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.