Finding the Fourth Proportional to 118,237.20, 177,180.57 and 97,325.70
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Solution
The fourth proportional to 118,237.20, 177,180.57 and 97,325.70 is: 145,844.31
Step by Step Solution
- Step 1: Write the proportion equation
118,237.20 : 177,180.57 = 97,325.70 : x - Step 2: Convert to fraction form
118,237.20/177,180.57 = 97,325.70/x - Step 3: Cross multiply
118,237.20x = 177,180.57 × 97,325.70 - Step 4: Simplify right side
118,237.20x = 17,244,223,001.65 - Step 5: Solve for x
x = 17,244,223,001.65/118,237.20 - Step 6: Final answer
x = 145,844.31
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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.