Finding the Fourth Proportional to 122,125.64, 183,214.74 and 37,884.11
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Solution
The fourth proportional to 122,125.64, 183,214.74 and 37,884.11 is: 56,834.32
Step by Step Solution
- Step 1: Write the proportion equation
122,125.64 : 183,214.74 = 37,884.11 : x - Step 2: Convert to fraction form
122,125.64/183,214.74 = 37,884.11/x - Step 3: Cross multiply
122,125.64x = 183,214.74 × 37,884.11 - Step 4: Simplify right side
122,125.64x = 6,940,927,363.78 - Step 5: Solve for x
x = 6,940,927,363.78/122,125.64 - Step 6: Final answer
x = 56,834.32
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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.