Finding the Fourth Proportional to 180,482.63, 249,063.01 and 99,908.45
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Solution
The fourth proportional to 180,482.63, 249,063.01 and 99,908.45 is: 137,871.99
Step by Step Solution
- Step 1: Write the proportion equation
180,482.63 : 249,063.01 = 99,908.45 : x - Step 2: Convert to fraction form
180,482.63/249,063.01 = 99,908.45/x - Step 3: Cross multiply
180,482.63x = 249,063.01 × 99,908.45 - Step 4: Simplify right side
180,482.63x = 24,883,499,281.43 - Step 5: Solve for x
x = 24,883,499,281.43/180,482.63 - Step 6: Final answer
x = 137,871.99
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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.