Finding the Fourth Proportional to 180,935.36, 249,685.98 and 104,451.87
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Solution
The fourth proportional to 180,935.36, 249,685.98 and 104,451.87 is: 144,140.80
Step by Step Solution
- Step 1: Write the proportion equation
180,935.36 : 249,685.98 = 104,451.87 : x - Step 2: Convert to fraction form
180,935.36/249,685.98 = 104,451.87/x - Step 3: Cross multiply
180,935.36x = 249,685.98 × 104,451.87 - Step 4: Simplify right side
180,935.36x = 26,080,167,523.78 - Step 5: Solve for x
x = 26,080,167,523.78/180,935.36 - Step 6: Final answer
x = 144,140.80
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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.