Finding the Fourth Proportional to 165,795.12, 228,801.06 and 97,828.74
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Solution
The fourth proportional to 165,795.12, 228,801.06 and 97,828.74 is: 135,005.90
Step by Step Solution
- Step 1: Write the proportion equation
165,795.12 : 228,801.06 = 97,828.74 : x - Step 2: Convert to fraction form
165,795.12/228,801.06 = 97,828.74/x - Step 3: Cross multiply
165,795.12x = 228,801.06 × 97,828.74 - Step 4: Simplify right side
165,795.12x = 22,383,319,410.46 - Step 5: Solve for x
x = 22,383,319,410.46/165,795.12 - Step 6: Final answer
x = 135,005.90
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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.