Finding the Fourth Proportional to 254,862.48, 382,303.44 and 130,057.68
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Solution
The fourth proportional to 254,862.48, 382,303.44 and 130,057.68 is: 195,091.48
Step by Step Solution
- Step 1: Write the proportion equation
254,862.48 : 382,303.44 = 130,057.68 : x - Step 2: Convert to fraction form
254,862.48/382,303.44 = 130,057.68/x - Step 3: Cross multiply
254,862.48x = 382,303.44 × 130,057.68 - Step 4: Simplify right side
254,862.48x = 49,721,498,462.42 - Step 5: Solve for x
x = 49,721,498,462.42/254,862.48 - Step 6: Final answer
x = 195,091.48
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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.