Finding the Fourth Proportional to 69,135.48, 103,718.34 and 22,393.08
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Solution
The fourth proportional to 69,135.48, 103,718.34 and 22,393.08 is: 33,594.52
Step by Step Solution
- Step 1: Write the proportion equation
69,135.48 : 103,718.34 = 22,393.08 : x - Step 2: Convert to fraction form
69,135.48/103,718.34 = 22,393.08/x - Step 3: Cross multiply
69,135.48x = 103,718.34 × 22,393.08 - Step 4: Simplify right side
69,135.48x = 2,322,573,085.09 - Step 5: Solve for x
x = 2,322,573,085.09/69,135.48 - Step 6: Final answer
x = 33,594.52
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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.