Finding the Fourth Proportional to 60,389.44, 90,177.50 and 49,318.09
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Solution
The fourth proportional to 60,389.44, 90,177.50 and 49,318.09 is: 73,645.02
Step by Step Solution
- Step 1: Write the proportion equation
60,389.44 : 90,177.50 = 49,318.09 : x - Step 2: Convert to fraction form
60,389.44/90,177.50 = 49,318.09/x - Step 3: Cross multiply
60,389.44x = 90,177.50 × 49,318.09 - Step 4: Simplify right side
60,389.44x = 4,447,381,814.38 - Step 5: Solve for x
x = 4,447,381,814.38/60,389.44 - Step 6: Final answer
x = 73,645.02
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.