Finding the Fourth Proportional to 135,675.42, 203,561.73 and 46,937.76
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Solution
The fourth proportional to 135,675.42, 203,561.73 and 46,937.76 is: 70,423.45
Step by Step Solution
- Step 1: Write the proportion equation
135,675.42 : 203,561.73 = 46,937.76 : x - Step 2: Convert to fraction form
135,675.42/203,561.73 = 46,937.76/x - Step 3: Cross multiply
135,675.42x = 203,561.73 × 46,937.76 - Step 4: Simplify right side
135,675.42x = 9,554,731,627.92 - Step 5: Solve for x
x = 9,554,731,627.92/135,675.42 - Step 6: Final answer
x = 70,423.45
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1.5x scale
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.