Finding the Fourth Proportional to 119,618.24, 165,060.80 and 73,670.56
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Solution
The fourth proportional to 119,618.24, 165,060.80 and 73,670.56 is: 101,657.75
Step by Step Solution
- Step 1: Write the proportion equation
119,618.24 : 165,060.80 = 73,670.56 : x - Step 2: Convert to fraction form
119,618.24/165,060.80 = 73,670.56/x - Step 3: Cross multiply
119,618.24x = 165,060.80 × 73,670.56 - Step 4: Simplify right side
119,618.24x = 12,160,121,570.05 - Step 5: Solve for x
x = 12,160,121,570.05/119,618.24 - Step 6: Final answer
x = 101,657.75
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.