Finding the Fourth Proportional to 127,054.44, 175,339.08 and 70,471.08
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Solution
The fourth proportional to 127,054.44, 175,339.08 and 70,471.08 is: 97,252.28
Step by Step Solution
- Step 1: Write the proportion equation
127,054.44 : 175,339.08 = 70,471.08 : x - Step 2: Convert to fraction form
127,054.44/175,339.08 = 70,471.08/x - Step 3: Cross multiply
127,054.44x = 175,339.08 × 70,471.08 - Step 4: Simplify right side
127,054.44x = 12,356,334,333.81 - Step 5: Solve for x
x = 12,356,334,333.81/127,054.44 - Step 6: Final answer
x = 97,252.28
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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.