Finding the Fourth Proportional to 169,529.00, 254,341.62 and 138,235.05
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Solution
The fourth proportional to 169,529.00, 254,341.62 and 138,235.05 is: 207,391.82
Step by Step Solution
- Step 1: Write the proportion equation
169,529.00 : 254,341.62 = 138,235.05 : x - Step 2: Convert to fraction form
169,529.00/254,341.62 = 138,235.05/x - Step 3: Cross multiply
169,529.00x = 254,341.62 × 138,235.05 - Step 4: Simplify right side
169,529.00x = 35,158,926,557.78 - Step 5: Solve for x
x = 35,158,926,557.78/169,529.00 - Step 6: Final answer
x = 207,391.82
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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.