Finding the Fourth Proportional to 157,386.35, 236,125.49 and 50,767.95
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Solution
The fourth proportional to 157,386.35, 236,125.49 and 50,767.95 is: 76,166.75
Step by Step Solution
- Step 1: Write the proportion equation
157,386.35 : 236,125.49 = 50,767.95 : x - Step 2: Convert to fraction form
157,386.35/236,125.49 = 50,767.95/x - Step 3: Cross multiply
157,386.35x = 236,125.49 × 50,767.95 - Step 4: Simplify right side
157,386.35x = 11,987,607,070.05 - Step 5: Solve for x
x = 11,987,607,070.05/157,386.35 - Step 6: Final answer
x = 76,166.75
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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.