Finding the Fourth Proportional to 127,918.93, 176,528.81 and 70,560.26
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Solution
The fourth proportional to 127,918.93, 176,528.81 and 70,560.26 is: 97,373.54
Step by Step Solution
- Step 1: Write the proportion equation
127,918.93 : 176,528.81 = 70,560.26 : x - Step 2: Convert to fraction form
127,918.93/176,528.81 = 70,560.26/x - Step 3: Cross multiply
127,918.93x = 176,528.81 × 70,560.26 - Step 4: Simplify right side
127,918.93x = 12,455,919,348.81 - Step 5: Solve for x
x = 12,455,919,348.81/127,918.93 - Step 6: Final answer
x = 97,373.54
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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.