Finding the Fourth Proportional to 135,299.48, 202,947.08 and 46,553.76
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Solution
The fourth proportional to 135,299.48, 202,947.08 and 46,553.76 is: 69,829.90
Step by Step Solution
- Step 1: Write the proportion equation
135,299.48 : 202,947.08 = 46,553.76 : x - Step 2: Convert to fraction form
135,299.48/202,947.08 = 46,553.76/x - Step 3: Cross multiply
135,299.48x = 202,947.08 × 46,553.76 - Step 4: Simplify right side
135,299.48x = 9,447,949,655.02 - Step 5: Solve for x
x = 9,447,949,655.02/135,299.48 - Step 6: Final answer
x = 69,829.90
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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.