Finding the Fourth Proportional to 157,020.99, 235,393.62 and 62,318.01
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Solution
The fourth proportional to 157,020.99, 235,393.62 and 62,318.01 is: 93,422.30
Step by Step Solution
- Step 1: Write the proportion equation
157,020.99 : 235,393.62 = 62,318.01 : x - Step 2: Convert to fraction form
157,020.99/235,393.62 = 62,318.01/x - Step 3: Cross multiply
157,020.99x = 235,393.62 × 62,318.01 - Step 4: Simplify right side
157,020.99x = 14,669,261,965.10 - Step 5: Solve for x
x = 14,669,261,965.10/157,020.99 - Step 6: Final answer
x = 93,422.30
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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.