Finding the Fourth Proportional to 242,363.18, 334,374.62 and 140,332.94
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Solution
The fourth proportional to 242,363.18, 334,374.62 and 140,332.94 is: 193,609.33
Step by Step Solution
- Step 1: Write the proportion equation
242,363.18 : 334,374.62 = 140,332.94 : x - Step 2: Convert to fraction form
242,363.18/334,374.62 = 140,332.94/x - Step 3: Cross multiply
242,363.18x = 334,374.62 × 140,332.94 - Step 4: Simplify right side
242,363.18x = 46,923,773,485.98 - Step 5: Solve for x
x = 46,923,773,485.98/242,363.18 - Step 6: Final answer
x = 193,609.33
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.