Finding the Fourth Proportional to 180,820.53, 249,534.62 and 104,355.53
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Solution
The fourth proportional to 180,820.53, 249,534.62 and 104,355.53 is: 144,011.94
Step by Step Solution
- Step 1: Write the proportion equation
180,820.53 : 249,534.62 = 104,355.53 : x - Step 2: Convert to fraction form
180,820.53/249,534.62 = 104,355.53/x - Step 3: Cross multiply
180,820.53x = 249,534.62 × 104,355.53 - Step 4: Simplify right side
180,820.53x = 26,040,315,754.00 - Step 5: Solve for x
x = 26,040,315,754.00/180,820.53 - Step 6: Final answer
x = 144,011.94
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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.