Finding the Fourth Proportional to 130,487.80, 183,207.80 and 130,487.80
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Solution
The fourth proportional to 130,487.80, 183,207.80 and 130,487.80 is: 183,207.80
Step by Step Solution
- Step 1: Write the proportion equation
130,487.80 : 183,207.80 = 130,487.80 : x - Step 2: Convert to fraction form
130,487.80/183,207.80 = 130,487.80/x - Step 3: Cross multiply
130,487.80x = 183,207.80 × 130,487.80 - Step 4: Simplify right side
130,487.80x = 23,906,382,764.84 - Step 5: Solve for x
x = 23,906,382,764.84/130,487.80 - Step 6: Final answer
x = 183,207.80
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.