Finding the Fourth Proportional to 114,295.40, 157,746.34 and 68,352.04
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Solution
The fourth proportional to 114,295.40, 157,746.34 and 68,352.04 is: 94,336.99
Step by Step Solution
- Step 1: Write the proportion equation
114,295.40 : 157,746.34 = 68,352.04 : x - Step 2: Convert to fraction form
114,295.40/157,746.34 = 68,352.04/x - Step 3: Cross multiply
114,295.40x = 157,746.34 × 68,352.04 - Step 4: Simplify right side
114,295.40x = 10,782,284,141.53 - Step 5: Solve for x
x = 10,782,284,141.53/114,295.40 - Step 6: Final answer
x = 94,336.99
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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.