Finding the Fourth Proportional to 136,557.95, 204,836.93 and 43,070.99
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Solution
The fourth proportional to 136,557.95, 204,836.93 and 43,070.99 is: 64,606.48
Step by Step Solution
- Step 1: Write the proportion equation
136,557.95 : 204,836.93 = 43,070.99 : x - Step 2: Convert to fraction form
136,557.95/204,836.93 = 43,070.99/x - Step 3: Cross multiply
136,557.95x = 204,836.93 × 43,070.99 - Step 4: Simplify right side
136,557.95x = 8,822,528,124.12 - Step 5: Solve for x
x = 8,822,528,124.12/136,557.95 - Step 6: Final answer
x = 64,606.48
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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.