Finding the Fourth Proportional to 112,453.36, 155,301.84 and 97,273.14
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Solution
The fourth proportional to 112,453.36, 155,301.84 and 97,273.14 is: 134,337.45
Step by Step Solution
- Step 1: Write the proportion equation
112,453.36 : 155,301.84 = 97,273.14 : x - Step 2: Convert to fraction form
112,453.36/155,301.84 = 97,273.14/x - Step 3: Cross multiply
112,453.36x = 155,301.84 × 97,273.14 - Step 4: Simplify right side
112,453.36x = 15,106,697,624.58 - Step 5: Solve for x
x = 15,106,697,624.58/112,453.36 - Step 6: Final answer
x = 134,337.45
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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.