Finding the Fourth Proportional to 157,289.09, 235,917.23 and 44,962.02
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Solution
The fourth proportional to 157,289.09, 235,917.23 and 44,962.02 is: 67,438.34
Step by Step Solution
- Step 1: Write the proportion equation
157,289.09 : 235,917.23 = 44,962.02 : x - Step 2: Convert to fraction form
157,289.09/235,917.23 = 44,962.02/x - Step 3: Cross multiply
157,289.09x = 235,917.23 × 44,962.02 - Step 4: Simplify right side
157,289.09x = 10,607,314,988.79 - Step 5: Solve for x
x = 10,607,314,988.79/157,289.09 - Step 6: Final answer
x = 67,438.34
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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.