Finding the Fourth Proportional to 73,810.03, 101,858.08 and 41,981.15
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Solution
The fourth proportional to 73,810.03, 101,858.08 and 41,981.15 is: 57,934.12
Step by Step Solution
- Step 1: Write the proportion equation
73,810.03 : 101,858.08 = 41,981.15 : x - Step 2: Convert to fraction form
73,810.03/101,858.08 = 41,981.15/x - Step 3: Cross multiply
73,810.03x = 101,858.08 × 41,981.15 - Step 4: Simplify right side
73,810.03x = 4,276,119,335.19 - Step 5: Solve for x
x = 4,276,119,335.19/73,810.03 - Step 6: Final answer
x = 57,934.12
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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.