Finding the Fourth Proportional to 249,624.17, 344,481.12 and 134,902.74
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Solution
The fourth proportional to 249,624.17, 344,481.12 and 134,902.74 is: 186,165.66
Step by Step Solution
- Step 1: Write the proportion equation
249,624.17 : 344,481.12 = 134,902.74 : x - Step 2: Convert to fraction form
249,624.17/344,481.12 = 134,902.74/x - Step 3: Cross multiply
249,624.17x = 344,481.12 × 134,902.74 - Step 4: Simplify right side
249,624.17x = 46,471,446,966.27 - Step 5: Solve for x
x = 46,471,446,966.27/249,624.17 - Step 6: Final answer
x = 186,165.66
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1.5x scale
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.