Finding the Fourth Proportional to 102,351.94, 153,573.99 and 55,534.66
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Solution
The fourth proportional to 102,351.94, 153,573.99 and 55,534.66 is: 83,326.99
Step by Step Solution
- Step 1: Write the proportion equation
102,351.94 : 153,573.99 = 55,534.66 : x - Step 2: Convert to fraction form
102,351.94/153,573.99 = 55,534.66/x - Step 3: Cross multiply
102,351.94x = 153,573.99 × 55,534.66 - Step 4: Simplify right side
102,351.94x = 8,528,679,319.49 - Step 5: Solve for x
x = 8,528,679,319.49/102,351.94 - Step 6: Final answer
x = 83,326.99
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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.