Finding the Fourth Proportional to 107,241.27, 148,010.69 and 59,509.99
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Solution
The fourth proportional to 107,241.27, 148,010.69 and 59,509.99 is: 82,133.63
Step by Step Solution
- Step 1: Write the proportion equation
107,241.27 : 148,010.69 = 59,509.99 : x - Step 2: Convert to fraction form
107,241.27/148,010.69 = 59,509.99/x - Step 3: Cross multiply
107,241.27x = 148,010.69 × 59,509.99 - Step 4: Simplify right side
107,241.27x = 8,808,114,681.79 - Step 5: Solve for x
x = 8,808,114,681.79/107,241.27 - Step 6: Final answer
x = 82,133.63
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.