Finding the Fourth Proportional to 157,752.19, 236,628.67 and 62,990.09
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Solution
The fourth proportional to 157,752.19, 236,628.67 and 62,990.09 is: 94,485.28
Step by Step Solution
- Step 1: Write the proportion equation
157,752.19 : 236,628.67 = 62,990.09 : x - Step 2: Convert to fraction form
157,752.19/236,628.67 = 62,990.09/x - Step 3: Cross multiply
157,752.19x = 236,628.67 × 62,990.09 - Step 4: Simplify right side
157,752.19x = 14,905,260,233.58 - Step 5: Solve for x
x = 14,905,260,233.58/157,752.19 - Step 6: Final answer
x = 94,485.28
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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.