Finding the Fourth Proportional to 119,925.99, 179,888.72 and 48,878.19
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Solution
The fourth proportional to 119,925.99, 179,888.72 and 48,878.19 is: 73,317.17
Step by Step Solution
- Step 1: Write the proportion equation
119,925.99 : 179,888.72 = 48,878.19 : x - Step 2: Convert to fraction form
119,925.99/179,888.72 = 48,878.19/x - Step 3: Cross multiply
119,925.99x = 179,888.72 × 48,878.19 - Step 4: Simplify right side
119,925.99x = 8,792,634,790.63 - Step 5: Solve for x
x = 8,792,634,790.63/119,925.99 - Step 6: Final answer
x = 73,317.17
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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.