Finding the Fourth Proportional to 157,795.79, 236,693.70 and 39,467.13
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Solution
The fourth proportional to 157,795.79, 236,693.70 and 39,467.13 is: 59,200.70
Step by Step Solution
- Step 1: Write the proportion equation
157,795.79 : 236,693.70 = 39,467.13 : x - Step 2: Convert to fraction form
157,795.79/236,693.70 = 39,467.13/x - Step 3: Cross multiply
157,795.79x = 236,693.70 × 39,467.13 - Step 4: Simplify right side
157,795.79x = 9,341,621,028.08 - Step 5: Solve for x
x = 9,341,621,028.08/157,795.79 - Step 6: Final answer
x = 59,200.70
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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.