Finding the Fourth Proportional to 114,351.62, 157,802.88 and 63,363.92
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Solution
The fourth proportional to 114,351.62, 157,802.88 and 63,363.92 is: 87,440.90
Step by Step Solution
- Step 1: Write the proportion equation
114,351.62 : 157,802.88 = 63,363.92 : x - Step 2: Convert to fraction form
114,351.62/157,802.88 = 63,363.92/x - Step 3: Cross multiply
114,351.62x = 157,802.88 × 63,363.92 - Step 4: Simplify right side
114,351.62x = 9,999,008,275.08 - Step 5: Solve for x
x = 9,999,008,275.08/114,351.62 - Step 6: Final answer
x = 87,440.90
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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.