Finding the Fourth Proportional to 135,196.74, 202,823.69 and 50,955.12
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Solution
The fourth proportional to 135,196.74, 202,823.69 and 50,955.12 is: 76,443.45
Step by Step Solution
- Step 1: Write the proportion equation
135,196.74 : 202,823.69 = 50,955.12 : x - Step 2: Convert to fraction form
135,196.74/202,823.69 = 50,955.12/x - Step 3: Cross multiply
135,196.74x = 202,823.69 × 50,955.12 - Step 4: Simplify right side
135,196.74x = 10,334,905,208.02 - Step 5: Solve for x
x = 10,334,905,208.02/135,196.74 - Step 6: Final answer
x = 76,443.45
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1.5x scale
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.