Finding the Fourth Proportional to 207,570.48, 286,430.24 and 116,897.52
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Solution
The fourth proportional to 207,570.48, 286,430.24 and 116,897.52 is: 161,308.99
Step by Step Solution
- Step 1: Write the proportion equation
207,570.48 : 286,430.24 = 116,897.52 : x - Step 2: Convert to fraction form
207,570.48/286,430.24 = 116,897.52/x - Step 3: Cross multiply
207,570.48x = 286,430.24 × 116,897.52 - Step 4: Simplify right side
207,570.48x = 33,482,984,709.00 - Step 5: Solve for x
x = 33,482,984,709.00/207,570.48 - Step 6: Final answer
x = 161,308.99
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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.