Finding the Fourth Proportional to 161,376.08, 242,065.20 and 56,194.70
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Solution
The fourth proportional to 161,376.08, 242,065.20 and 56,194.70 is: 84,292.43
Step by Step Solution
- Step 1: Write the proportion equation
161,376.08 : 242,065.20 = 56,194.70 : x - Step 2: Convert to fraction form
161,376.08/242,065.20 = 56,194.70/x - Step 3: Cross multiply
161,376.08x = 242,065.20 × 56,194.70 - Step 4: Simplify right side
161,376.08x = 13,602,781,294.44 - Step 5: Solve for x
x = 13,602,781,294.44/161,376.08 - Step 6: Final answer
x = 84,292.43
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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.