Finding the Fourth Proportional to 161,574.44, 242,374.62 and 56,391.08
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Solution
The fourth proportional to 161,574.44, 242,374.62 and 56,391.08 is: 84,591.14
Step by Step Solution
- Step 1: Write the proportion equation
161,574.44 : 242,374.62 = 56,391.08 : x - Step 2: Convert to fraction form
161,574.44/242,374.62 = 56,391.08/x - Step 3: Cross multiply
161,574.44x = 242,374.62 × 56,391.08 - Step 4: Simplify right side
161,574.44x = 13,667,766,586.39 - Step 5: Solve for x
x = 13,667,766,586.39/161,574.44 - Step 6: Final answer
x = 84,591.14
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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.