Finding the Fourth Proportional to 157,529.70, 236,294.06 and 39,201.08
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Solution
The fourth proportional to 157,529.70, 236,294.06 and 39,201.08 is: 58,801.49
Step by Step Solution
- Step 1: Write the proportion equation
157,529.70 : 236,294.06 = 39,201.08 : x - Step 2: Convert to fraction form
157,529.70/236,294.06 = 39,201.08/x - Step 3: Cross multiply
157,529.70x = 236,294.06 × 39,201.08 - Step 4: Simplify right side
157,529.70x = 9,262,980,972.11 - Step 5: Solve for x
x = 9,262,980,972.11/157,529.70 - Step 6: Final answer
x = 58,801.49
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1.5x scale
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.