Finding the Fourth Proportional to 177,917.12, 245,523.44 and 97,343.49
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Solution
The fourth proportional to 177,917.12, 245,523.44 and 97,343.49 is: 134,332.82
Step by Step Solution
- Step 1: Write the proportion equation
177,917.12 : 245,523.44 = 97,343.49 : x - Step 2: Convert to fraction form
177,917.12/245,523.44 = 97,343.49/x - Step 3: Cross multiply
177,917.12x = 245,523.44 × 97,343.49 - Step 4: Simplify right side
177,917.12x = 23,900,108,526.41 - Step 5: Solve for x
x = 23,900,108,526.41/177,917.12 - Step 6: Final answer
x = 134,332.82
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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.