Finding the Fourth Proportional to 286,750.50, 430,177.73 and 118,177.08
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Solution
The fourth proportional to 286,750.50, 430,177.73 and 118,177.08 is: 177,287.04
Step by Step Solution
- Step 1: Write the proportion equation
286,750.50 : 430,177.73 = 118,177.08 : x - Step 2: Convert to fraction form
286,750.50/430,177.73 = 118,177.08/x - Step 3: Cross multiply
286,750.50x = 430,177.73 × 118,177.08 - Step 4: Simplify right side
286,750.50x = 50,837,147,421.54 - Step 5: Solve for x
x = 50,837,147,421.54/286,750.50 - Step 6: Final answer
x = 177,287.04
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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.