Finding the Fourth Proportional to 167,590.08, 231,320.21 and 98,740.08
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Solution
The fourth proportional to 167,590.08, 231,320.21 and 98,740.08 is: 136,288.35
Step by Step Solution
- Step 1: Write the proportion equation
167,590.08 : 231,320.21 = 98,740.08 : x - Step 2: Convert to fraction form
167,590.08/231,320.21 = 98,740.08/x - Step 3: Cross multiply
167,590.08x = 231,320.21 × 98,740.08 - Step 4: Simplify right side
167,590.08x = 22,840,575,547.32 - Step 5: Solve for x
x = 22,840,575,547.32/167,590.08 - Step 6: Final answer
x = 136,288.35
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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.