Finding the Fourth Proportional to 134,852.06, 202,219.26 and 71,656.96
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Solution
The fourth proportional to 134,852.06, 202,219.26 and 71,656.96 is: 107,454.18
Step by Step Solution
- Step 1: Write the proportion equation
134,852.06 : 202,219.26 = 71,656.96 : x - Step 2: Convert to fraction form
134,852.06/202,219.26 = 71,656.96/x - Step 3: Cross multiply
134,852.06x = 202,219.26 × 71,656.96 - Step 4: Simplify right side
134,852.06x = 14,490,417,425.05 - Step 5: Solve for x
x = 14,490,417,425.05/134,852.06 - Step 6: Final answer
x = 107,454.18
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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.