Finding the Fourth Proportional to 154,688.18, 232,054.52 and 58,660.76
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Solution
The fourth proportional to 154,688.18, 232,054.52 and 58,660.76 is: 87,999.57
Step by Step Solution
- Step 1: Write the proportion equation
154,688.18 : 232,054.52 = 58,660.76 : x - Step 2: Convert to fraction form
154,688.18/232,054.52 = 58,660.76/x - Step 3: Cross multiply
154,688.18x = 232,054.52 × 58,660.76 - Step 4: Simplify right side
154,688.18x = 13,612,493,816.13 - Step 5: Solve for x
x = 13,612,493,816.13/154,688.18 - Step 6: Final answer
x = 87,999.57
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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.