Finding the Fourth Proportional to 171,367.60, 257,122.50 and 104,810.08
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Solution
The fourth proportional to 171,367.60, 257,122.50 and 104,810.08 is: 157,258.61
Step by Step Solution
- Step 1: Write the proportion equation
171,367.60 : 257,122.50 = 104,810.08 : x - Step 2: Convert to fraction form
171,367.60/257,122.50 = 104,810.08/x - Step 3: Cross multiply
171,367.60x = 257,122.50 × 104,810.08 - Step 4: Simplify right side
171,367.60x = 26,949,029,794.80 - Step 5: Solve for x
x = 26,949,029,794.80/171,367.60 - Step 6: Final answer
x = 157,258.61
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.