Finding the Fourth Proportional to 143,225.24, 197,656.44 and 97,998.08
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Solution
The fourth proportional to 143,225.24, 197,656.44 and 97,998.08 is: 135,241.19
Step by Step Solution
- Step 1: Write the proportion equation
143,225.24 : 197,656.44 = 97,998.08 : x - Step 2: Convert to fraction form
143,225.24/197,656.44 = 97,998.08/x - Step 3: Cross multiply
143,225.24x = 197,656.44 × 97,998.08 - Step 4: Simplify right side
143,225.24x = 19,369,951,619.64 - Step 5: Solve for x
x = 19,369,951,619.64/143,225.24 - Step 6: Final answer
x = 135,241.19
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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.