Finding the Fourth Proportional to 122,149.30, 183,250.14 and 37,907.68
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Solution
The fourth proportional to 122,149.30, 183,250.14 and 37,907.68 is: 56,869.65
Step by Step Solution
- Step 1: Write the proportion equation
122,149.30 : 183,250.14 = 37,907.68 : x - Step 2: Convert to fraction form
122,149.30/183,250.14 = 37,907.68/x - Step 3: Cross multiply
122,149.30x = 183,250.14 × 37,907.68 - Step 4: Simplify right side
122,149.30x = 6,946,587,667.08 - Step 5: Solve for x
x = 6,946,587,667.08/122,149.30 - Step 6: Final answer
x = 56,869.65
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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.