Finding the Fourth Proportional to 127,054.68, 175,332.78 and 70,464.84
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Solution
The fourth proportional to 127,054.68, 175,332.78 and 70,464.84 is: 97,239.99
Step by Step Solution
- Step 1: Write the proportion equation
127,054.68 : 175,332.78 = 70,464.84 : x - Step 2: Convert to fraction form
127,054.68/175,332.78 = 70,464.84/x - Step 3: Cross multiply
127,054.68x = 175,332.78 × 70,464.84 - Step 4: Simplify right side
127,054.68x = 12,354,796,289.46 - Step 5: Solve for x
x = 12,354,796,289.46/127,054.68 - Step 6: Final answer
x = 97,239.99
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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.