Finding the Fourth Proportional to 157,430.44, 236,180.74 and 57,588.42
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Solution
The fourth proportional to 157,430.44, 236,180.74 and 57,588.42 is: 86,395.46
Step by Step Solution
- Step 1: Write the proportion equation
157,430.44 : 236,180.74 = 57,588.42 : x - Step 2: Convert to fraction form
157,430.44/236,180.74 = 57,588.42/x - Step 3: Cross multiply
157,430.44x = 236,180.74 × 57,588.42 - Step 4: Simplify right side
157,430.44x = 13,601,275,507.06 - Step 5: Solve for x
x = 13,601,275,507.06/157,430.44 - Step 6: Final answer
x = 86,395.46
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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.