Finding the Fourth Proportional to 180,599.13, 249,235.74 and 108,977.94
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Solution
The fourth proportional to 180,599.13, 249,235.74 and 108,977.94 is: 150,394.95
Step by Step Solution
- Step 1: Write the proportion equation
180,599.13 : 249,235.74 = 108,977.94 : x - Step 2: Convert to fraction form
180,599.13/249,235.74 = 108,977.94/x - Step 3: Cross multiply
180,599.13x = 249,235.74 × 108,977.94 - Step 4: Simplify right side
180,599.13x = 27,161,197,519.58 - Step 5: Solve for x
x = 27,161,197,519.58/180,599.13 - Step 6: Final answer
x = 150,394.95
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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.