Finding the Fourth Proportional to 110,595.10, 165,763.05 and 82,860.70
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Solution
The fourth proportional to 110,595.10, 165,763.05 and 82,860.70 is: 124,193.95
Step by Step Solution
- Step 1: Write the proportion equation
110,595.10 : 165,763.05 = 82,860.70 : x - Step 2: Convert to fraction form
110,595.10/165,763.05 = 82,860.70/x - Step 3: Cross multiply
110,595.10x = 165,763.05 × 82,860.70 - Step 4: Simplify right side
110,595.10x = 13,735,242,357.14 - Step 5: Solve for x
x = 13,735,242,357.14/110,595.10 - Step 6: Final answer
x = 124,193.95
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.