Finding the Fourth Proportional to 263,557.59, 363,708.93 and 142,698.99
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Solution
The fourth proportional to 263,557.59, 363,708.93 and 142,698.99 is: 196,924.31
Step by Step Solution
- Step 1: Write the proportion equation
263,557.59 : 363,708.93 = 142,698.99 : x - Step 2: Convert to fraction form
263,557.59/363,708.93 = 142,698.99/x - Step 3: Cross multiply
263,557.59x = 363,708.93 × 142,698.99 - Step 4: Simplify right side
263,557.59x = 51,900,896,964.98 - Step 5: Solve for x
x = 51,900,896,964.98/263,557.59 - Step 6: Final answer
x = 196,924.31
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.