Finding the Fourth Proportional to 179,216.30, 247,316.52 and 98,642.09
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Solution
The fourth proportional to 179,216.30, 247,316.52 and 98,642.09 is: 136,124.99
Step by Step Solution
- Step 1: Write the proportion equation
179,216.30 : 247,316.52 = 98,642.09 : x - Step 2: Convert to fraction form
179,216.30/247,316.52 = 98,642.09/x - Step 3: Cross multiply
179,216.30x = 247,316.52 × 98,642.09 - Step 4: Simplify right side
179,216.30x = 24,395,817,187.74 - Step 5: Solve for x
x = 24,395,817,187.74/179,216.30 - Step 6: Final answer
x = 136,124.99
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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.