Finding the Fourth Proportional to 180,759.15, 249,390.59 and 104,267.97
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Solution
The fourth proportional to 180,759.15, 249,390.59 and 104,267.97 is: 143,856.89
Step by Step Solution
- Step 1: Write the proportion equation
180,759.15 : 249,390.59 = 104,267.97 : x - Step 2: Convert to fraction form
180,759.15/249,390.59 = 104,267.97/x - Step 3: Cross multiply
180,759.15x = 249,390.59 × 104,267.97 - Step 4: Simplify right side
180,759.15x = 26,003,450,035.06 - Step 5: Solve for x
x = 26,003,450,035.06/180,759.15 - Step 6: Final answer
x = 143,856.89
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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.