Finding the Fourth Proportional to 178,003.07, 245,634.73 and 97,415.00
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Solution
The fourth proportional to 178,003.07, 245,634.73 and 97,415.00 is: 134,427.50
Step by Step Solution
- Step 1: Write the proportion equation
178,003.07 : 245,634.73 = 97,415.00 : x - Step 2: Convert to fraction form
178,003.07/245,634.73 = 97,415.00/x - Step 3: Cross multiply
178,003.07x = 245,634.73 × 97,415.00 - Step 4: Simplify right side
178,003.07x = 23,928,508,054.06 - Step 5: Solve for x
x = 23,928,508,054.06/178,003.07 - Step 6: Final answer
x = 134,427.50
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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.