Finding the Fourth Proportional to 178,053.36, 245,713.70 and 97,486.08
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Solution
The fourth proportional to 178,053.36, 245,713.70 and 97,486.08 is: 134,530.83
Step by Step Solution
- Step 1: Write the proportion equation
178,053.36 : 245,713.70 = 97,486.08 : x - Step 2: Convert to fraction form
178,053.36/245,713.70 = 97,486.08/x - Step 3: Cross multiply
178,053.36x = 245,713.70 × 97,486.08 - Step 4: Simplify right side
178,053.36x = 23,953,665,415.30 - Step 5: Solve for x
x = 23,953,665,415.30/178,053.36 - Step 6: Final answer
x = 134,530.83
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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.