Finding the Fourth Proportional to 207,259.67, 310,890.02 and 57,507.99
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Solution
The fourth proportional to 207,259.67, 310,890.02 and 57,507.99 is: 86,262.13
Step by Step Solution
- Step 1: Write the proportion equation
207,259.67 : 310,890.02 = 57,507.99 : x - Step 2: Convert to fraction form
207,259.67/310,890.02 = 57,507.99/x - Step 3: Cross multiply
207,259.67x = 310,890.02 × 57,507.99 - Step 4: Simplify right side
207,259.67x = 17,878,659,873.72 - Step 5: Solve for x
x = 17,878,659,873.72/207,259.67 - Step 6: Final answer
x = 86,262.13
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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.