Finding the Fourth Proportional to 177,569.65, 245,126.79 and 113,127.26
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Solution
The fourth proportional to 177,569.65, 245,126.79 and 113,127.26 is: 156,167.01
Step by Step Solution
- Step 1: Write the proportion equation
177,569.65 : 245,126.79 = 113,127.26 : x - Step 2: Convert to fraction form
177,569.65/245,126.79 = 113,127.26/x - Step 3: Cross multiply
177,569.65x = 245,126.79 × 113,127.26 - Step 4: Simplify right side
177,569.65x = 27,730,520,314.03 - Step 5: Solve for x
x = 27,730,520,314.03/177,569.65 - Step 6: Final answer
x = 156,167.01
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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.