Finding the Fourth Proportional to 143,266.53, 214,848.77 and 54,543.99
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Solution
The fourth proportional to 143,266.53, 214,848.77 and 54,543.99 is: 81,796.56
Step by Step Solution
- Step 1: Write the proportion equation
143,266.53 : 214,848.77 = 54,543.99 : x - Step 2: Convert to fraction form
143,266.53/214,848.77 = 54,543.99/x - Step 3: Cross multiply
143,266.53x = 214,848.77 × 54,543.99 - Step 4: Simplify right side
143,266.53x = 11,718,708,889.67 - Step 5: Solve for x
x = 11,718,708,889.67/143,266.53 - Step 6: Final answer
x = 81,796.56
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.