Finding the Fourth Proportional to 148,817.44, 205,227.12 and 97,740.28
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Solution
The fourth proportional to 148,817.44, 205,227.12 and 97,740.28 is: 134,789.02
Step by Step Solution
- Step 1: Write the proportion equation
148,817.44 : 205,227.12 = 97,740.28 : x - Step 2: Convert to fraction form
148,817.44/205,227.12 = 97,740.28/x - Step 3: Cross multiply
148,817.44x = 205,227.12 × 97,740.28 - Step 4: Simplify right side
148,817.44x = 20,058,956,172.39 - Step 5: Solve for x
x = 20,058,956,172.39/148,817.44 - Step 6: Final answer
x = 134,789.02
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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.