Finding the Fourth Proportional to 108,246.94, 149,381.73 and 59,848.09
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Solution
The fourth proportional to 108,246.94, 149,381.73 and 59,848.09 is: 82,590.89
Step by Step Solution
- Step 1: Write the proportion equation
108,246.94 : 149,381.73 = 59,848.09 : x - Step 2: Convert to fraction form
108,246.94/149,381.73 = 59,848.09/x - Step 3: Cross multiply
108,246.94x = 149,381.73 × 59,848.09 - Step 4: Simplify right side
108,246.94x = 8,940,211,221.40 - Step 5: Solve for x
x = 8,940,211,221.40/108,246.94 - Step 6: Final answer
x = 82,590.89
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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.