Finding the Fourth Proportional to 159,971.92, 239,928.36 and 58,747.84
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Solution
The fourth proportional to 159,971.92, 239,928.36 and 58,747.84 is: 88,110.92
Step by Step Solution
- Step 1: Write the proportion equation
159,971.92 : 239,928.36 = 58,747.84 : x - Step 2: Convert to fraction form
159,971.92/239,928.36 = 58,747.84/x - Step 3: Cross multiply
159,971.92x = 239,928.36 × 58,747.84 - Step 4: Simplify right side
159,971.92x = 14,095,272,904.74 - Step 5: Solve for x
x = 14,095,272,904.74/159,971.92 - Step 6: Final answer
x = 88,110.92
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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.