Finding the Fourth Proportional to 110,394.08, 165,460.74 and 47,195.72
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Solution
The fourth proportional to 110,394.08, 165,460.74 and 47,195.72 is: 70,737.84
Step by Step Solution
- Step 1: Write the proportion equation
110,394.08 : 165,460.74 = 47,195.72 : x - Step 2: Convert to fraction form
110,394.08/165,460.74 = 47,195.72/x - Step 3: Cross multiply
110,394.08x = 165,460.74 × 47,195.72 - Step 4: Simplify right side
110,394.08x = 7,809,038,756.03 - Step 5: Solve for x
x = 7,809,038,756.03/110,394.08 - Step 6: Final answer
x = 70,737.84
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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.