Finding the Fourth Proportional to 201,781.73, 302,567.51 and 75,317.99
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Solution
The fourth proportional to 201,781.73, 302,567.51 and 75,317.99 is: 112,937.75
Step by Step Solution
- Step 1: Write the proportion equation
201,781.73 : 302,567.51 = 75,317.99 : x - Step 2: Convert to fraction form
201,781.73/302,567.51 = 75,317.99/x - Step 3: Cross multiply
201,781.73x = 302,567.51 × 75,317.99 - Step 4: Simplify right side
201,781.73x = 22,788,775,367.96 - Step 5: Solve for x
x = 22,788,775,367.96/201,781.73 - Step 6: Final answer
x = 112,937.75
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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.