Finding the Fourth Proportional to 207,167.04, 310,749.68 and 57,406.88
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Solution
The fourth proportional to 207,167.04, 310,749.68 and 57,406.88 is: 86,110.07
Step by Step Solution
- Step 1: Write the proportion equation
207,167.04 : 310,749.68 = 57,406.88 : x - Step 2: Convert to fraction form
207,167.04/310,749.68 = 57,406.88/x - Step 3: Cross multiply
207,167.04x = 310,749.68 × 57,406.88 - Step 4: Simplify right side
207,167.04x = 17,839,167,749.02 - Step 5: Solve for x
x = 17,839,167,749.02/207,167.04 - Step 6: Final answer
x = 86,110.07
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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.