Finding the Fourth Proportional to 180,988.36, 249,786.10 and 104,507.26
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Solution
The fourth proportional to 180,988.36, 249,786.10 and 104,507.26 is: 144,232.82
Step by Step Solution
- Step 1: Write the proportion equation
180,988.36 : 249,786.10 = 104,507.26 : x - Step 2: Convert to fraction form
180,988.36/249,786.10 = 104,507.26/x - Step 3: Cross multiply
180,988.36x = 249,786.10 × 104,507.26 - Step 4: Simplify right side
180,988.36x = 26,104,460,897.09 - Step 5: Solve for x
x = 26,104,460,897.09/180,988.36 - Step 6: Final answer
x = 144,232.82
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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.