Finding the Fourth Proportional to 118,110.26, 177,106.98 and 51,521.60
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Solution
The fourth proportional to 118,110.26, 177,106.98 and 51,521.60 is: 77,256.92
Step by Step Solution
- Step 1: Write the proportion equation
118,110.26 : 177,106.98 = 51,521.60 : x - Step 2: Convert to fraction form
118,110.26/177,106.98 = 51,521.60/x - Step 3: Cross multiply
118,110.26x = 177,106.98 × 51,521.60 - Step 4: Simplify right side
118,110.26x = 9,124,834,980.77 - Step 5: Solve for x
x = 9,124,834,980.77/118,110.26 - Step 6: Final answer
x = 77,256.92
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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.