Finding the Fourth Proportional to 180,745.18, 249,428.34 and 100,184.80
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Solution
The fourth proportional to 180,745.18, 249,428.34 and 100,184.80 is: 138,255.02
Step by Step Solution
- Step 1: Write the proportion equation
180,745.18 : 249,428.34 = 100,184.80 : x - Step 2: Convert to fraction form
180,745.18/249,428.34 = 100,184.80/x - Step 3: Cross multiply
180,745.18x = 249,428.34 × 100,184.80 - Step 4: Simplify right side
180,745.18x = 24,988,928,357.23 - Step 5: Solve for x
x = 24,988,928,357.23/180,745.18 - Step 6: Final answer
x = 138,255.02
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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.