Finding the Fourth Proportional to 143,030.68, 214,567.62 and 53,102.68
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Solution
The fourth proportional to 143,030.68, 214,567.62 and 53,102.68 is: 79,662.04
Step by Step Solution
- Step 1: Write the proportion equation
143,030.68 : 214,567.62 = 53,102.68 : x - Step 2: Convert to fraction form
143,030.68/214,567.62 = 53,102.68/x - Step 3: Cross multiply
143,030.68x = 214,567.62 × 53,102.68 - Step 4: Simplify right side
143,030.68x = 11,394,115,663.22 - Step 5: Solve for x
x = 11,394,115,663.22/143,030.68 - Step 6: Final answer
x = 79,662.04
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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.