Finding the Fourth Proportional to 237,931.56, 328,362.26 and 135,972.09
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Solution
The fourth proportional to 237,931.56, 328,362.26 and 135,972.09 is: 187,651.03
Step by Step Solution
- Step 1: Write the proportion equation
237,931.56 : 328,362.26 = 135,972.09 : x - Step 2: Convert to fraction form
237,931.56/328,362.26 = 135,972.09/x - Step 3: Cross multiply
237,931.56x = 328,362.26 × 135,972.09 - Step 4: Simplify right side
237,931.56x = 44,648,102,769.32 - Step 5: Solve for x
x = 44,648,102,769.32/237,931.56 - Step 6: Final answer
x = 187,651.03
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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.