Finding the Fourth Proportional to 180,655.92, 249,336.36 and 104,161.14
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Solution
The fourth proportional to 180,655.92, 249,336.36 and 104,161.14 is: 143,760.36
Step by Step Solution
- Step 1: Write the proportion equation
180,655.92 : 249,336.36 = 104,161.14 : x - Step 2: Convert to fraction form
180,655.92/249,336.36 = 104,161.14/x - Step 3: Cross multiply
180,655.92x = 249,336.36 × 104,161.14 - Step 4: Simplify right side
180,655.92x = 25,971,159,501.05 - Step 5: Solve for x
x = 25,971,159,501.05/180,655.92 - Step 6: Final answer
x = 143,760.36
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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.