Finding the Fourth Proportional to 102,263.94, 141,078.69 and 59,803.74
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Solution
The fourth proportional to 102,263.94, 141,078.69 and 59,803.74 is: 82,502.53
Step by Step Solution
- Step 1: Write the proportion equation
102,263.94 : 141,078.69 = 59,803.74 : x - Step 2: Convert to fraction form
102,263.94/141,078.69 = 59,803.74/x - Step 3: Cross multiply
102,263.94x = 141,078.69 × 59,803.74 - Step 4: Simplify right side
102,263.94x = 8,437,033,296.30 - Step 5: Solve for x
x = 8,437,033,296.30/102,263.94 - Step 6: Final answer
x = 82,502.53
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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.