Finding the Fourth Proportional to 286,627.14, 430,001.87 and 97,080.87
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Solution
The fourth proportional to 286,627.14, 430,001.87 and 97,080.87 is: 145,642.02
Step by Step Solution
- Step 1: Write the proportion equation
286,627.14 : 430,001.87 = 97,080.87 : x - Step 2: Convert to fraction form
286,627.14/430,001.87 = 97,080.87/x - Step 3: Cross multiply
286,627.14x = 430,001.87 × 97,080.87 - Step 4: Simplify right side
286,627.14x = 41,744,955,883.93 - Step 5: Solve for x
x = 41,744,955,883.93/286,627.14 - Step 6: Final answer
x = 145,642.02
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.