Finding the Fourth Proportional to 168,822.58, 253,140.37 and 69,052.84
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Solution
The fourth proportional to 168,822.58, 253,140.37 and 69,052.84 is: 103,541.02
Step by Step Solution
- Step 1: Write the proportion equation
168,822.58 : 253,140.37 = 69,052.84 : x - Step 2: Convert to fraction form
168,822.58/253,140.37 = 69,052.84/x - Step 3: Cross multiply
168,822.58x = 253,140.37 × 69,052.84 - Step 4: Simplify right side
168,822.58x = 17,480,061,467.15 - Step 5: Solve for x
x = 17,480,061,467.15/168,822.58 - Step 6: Final answer
x = 103,541.02
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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.