Finding the Fourth Proportional to 157,430.19, 236,180.36 and 57,588.17
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Solution
The fourth proportional to 157,430.19, 236,180.36 and 57,588.17 is: 86,395.09
Step by Step Solution
- Step 1: Write the proportion equation
157,430.19 : 236,180.36 = 57,588.17 : x - Step 2: Convert to fraction form
157,430.19/236,180.36 = 57,588.17/x - Step 3: Cross multiply
157,430.19x = 236,180.36 × 57,588.17 - Step 4: Simplify right side
157,430.19x = 13,601,194,571.09 - Step 5: Solve for x
x = 13,601,194,571.09/157,430.19 - Step 6: Final answer
x = 86,395.09
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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.