Finding the Fourth Proportional to 165,825.76, 228,828.16 and 97,827.08
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Solution
The fourth proportional to 165,825.76, 228,828.16 and 97,827.08 is: 134,994.65
Step by Step Solution
- Step 1: Write the proportion equation
165,825.76 : 228,828.16 = 97,827.08 : x - Step 2: Convert to fraction form
165,825.76/228,828.16 = 97,827.08/x - Step 3: Cross multiply
165,825.76x = 228,828.16 × 97,827.08 - Step 4: Simplify right side
165,825.76x = 22,385,590,714.57 - Step 5: Solve for x
x = 22,385,590,714.57/165,825.76 - Step 6: Final answer
x = 134,994.65
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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.