Finding the Fourth Proportional to 114,018.35, 157,306.91 and 73,782.99
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Solution
The fourth proportional to 114,018.35, 157,306.91 and 73,782.99 is: 101,795.67
Step by Step Solution
- Step 1: Write the proportion equation
114,018.35 : 157,306.91 = 73,782.99 : x - Step 2: Convert to fraction form
114,018.35/157,306.91 = 73,782.99/x - Step 3: Cross multiply
114,018.35x = 157,306.91 × 73,782.99 - Step 4: Simplify right side
114,018.35x = 11,606,573,798.55 - Step 5: Solve for x
x = 11,606,573,798.55/114,018.35 - Step 6: Final answer
x = 101,795.67
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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.