Finding the Fourth Proportional to 249,590.42, 344,718.90 and 167,776.62
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Solution
The fourth proportional to 249,590.42, 344,718.90 and 167,776.62 is: 231,722.72
Step by Step Solution
- Step 1: Write the proportion equation
249,590.42 : 344,718.90 = 167,776.62 : x - Step 2: Convert to fraction form
249,590.42/344,718.90 = 167,776.62/x - Step 3: Cross multiply
249,590.42x = 344,718.90 × 167,776.62 - Step 4: Simplify right side
249,590.42x = 57,835,771,892.12 - Step 5: Solve for x
x = 57,835,771,892.12/249,590.42 - Step 6: Final answer
x = 231,722.72
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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.