Finding the Fourth Proportional to 157,574.13, 236,363.25 and 52,393.09
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Solution
The fourth proportional to 157,574.13, 236,363.25 and 52,393.09 is: 78,590.32
Step by Step Solution
- Step 1: Write the proportion equation
157,574.13 : 236,363.25 = 52,393.09 : x - Step 2: Convert to fraction form
157,574.13/236,363.25 = 52,393.09/x - Step 3: Cross multiply
157,574.13x = 236,363.25 × 52,393.09 - Step 4: Simplify right side
157,574.13x = 12,383,801,029.94 - Step 5: Solve for x
x = 12,383,801,029.94/157,574.13 - Step 6: Final answer
x = 78,590.32
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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.