Finding the Fourth Proportional to 214,421.85, 295,881.12 and 118,926.63
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Solution
The fourth proportional to 214,421.85, 295,881.12 and 118,926.63 is: 164,107.08
Step by Step Solution
- Step 1: Write the proportion equation
214,421.85 : 295,881.12 = 118,926.63 : x - Step 2: Convert to fraction form
214,421.85/295,881.12 = 118,926.63/x - Step 3: Cross multiply
214,421.85x = 295,881.12 × 118,926.63 - Step 4: Simplify right side
214,421.85x = 35,188,144,482.23 - Step 5: Solve for x
x = 35,188,144,482.23/214,421.85 - Step 6: Final answer
x = 164,107.08
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1.5x scale
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.