Finding the Fourth Proportional to 178,054.99, 245,716.60 and 97,490.00
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Solution
The fourth proportional to 178,054.99, 245,716.60 and 97,490.00 is: 134,536.59
Step by Step Solution
- Step 1: Write the proportion equation
178,054.99 : 245,716.60 = 97,490.00 : x - Step 2: Convert to fraction form
178,054.99/245,716.60 = 97,490.00/x - Step 3: Cross multiply
178,054.99x = 245,716.60 × 97,490.00 - Step 4: Simplify right side
178,054.99x = 23,954,911,704.57 - Step 5: Solve for x
x = 23,954,911,704.57/178,054.99 - Step 6: Final answer
x = 134,536.59
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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.