Finding the Fourth Proportional to 157,490.92, 236,102.58 and 73,299.98
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Solution
The fourth proportional to 157,490.92, 236,102.58 and 73,299.98 is: 109,887.70
Step by Step Solution
- Step 1: Write the proportion equation
157,490.92 : 236,102.58 = 73,299.98 : x - Step 2: Convert to fraction form
157,490.92/236,102.58 = 73,299.98/x - Step 3: Cross multiply
157,490.92x = 236,102.58 × 73,299.98 - Step 4: Simplify right side
157,490.92x = 17,306,314,391.95 - Step 5: Solve for x
x = 17,306,314,391.95/157,490.92 - Step 6: Final answer
x = 109,887.70
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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.