Finding the Fourth Proportional to 157,225.19, 235,934.40 and 62,438.78
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Solution
The fourth proportional to 157,225.19, 235,934.40 and 62,438.78 is: 93,696.54
Step by Step Solution
- Step 1: Write the proportion equation
157,225.19 : 235,934.40 = 62,438.78 : x - Step 2: Convert to fraction form
157,225.19/235,934.40 = 62,438.78/x - Step 3: Cross multiply
157,225.19x = 235,934.40 × 62,438.78 - Step 4: Simplify right side
157,225.19x = 14,731,456,096.03 - Step 5: Solve for x
x = 14,731,456,096.03/157,225.19 - Step 6: Final answer
x = 93,696.54
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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.