Finding the Fourth Proportional to 180,937.36, 249,688.74 and 104,453.88
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Solution
The fourth proportional to 180,937.36, 249,688.74 and 104,453.88 is: 144,143.57
Step by Step Solution
- Step 1: Write the proportion equation
180,937.36 : 249,688.74 = 104,453.88 : x - Step 2: Convert to fraction form
180,937.36/249,688.74 = 104,453.88/x - Step 3: Cross multiply
180,937.36x = 249,688.74 × 104,453.88 - Step 4: Simplify right side
180,937.36x = 26,080,957,685.31 - Step 5: Solve for x
x = 26,080,957,685.31/180,937.36 - Step 6: Final answer
x = 144,143.57
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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.