Finding the Fourth Proportional to 73,267.18, 109,894.68 and 23,345.26
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Solution
The fourth proportional to 73,267.18, 109,894.68 and 23,345.26 is: 35,015.95
Step by Step Solution
- Step 1: Write the proportion equation
73,267.18 : 109,894.68 = 23,345.26 : x - Step 2: Convert to fraction form
73,267.18/109,894.68 = 23,345.26/x - Step 3: Cross multiply
73,267.18x = 109,894.68 × 23,345.26 - Step 4: Simplify right side
73,267.18x = 2,565,519,877.22 - Step 5: Solve for x
x = 2,565,519,877.22/73,267.18 - Step 6: Final answer
x = 35,015.95
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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.