Finding the Fourth Proportional to 130,474.08, 195,735.12 and 55,594.08
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Solution
The fourth proportional to 130,474.08, 195,735.12 and 55,594.08 is: 83,401.35
Step by Step Solution
- Step 1: Write the proportion equation
130,474.08 : 195,735.12 = 55,594.08 : x - Step 2: Convert to fraction form
130,474.08/195,735.12 = 55,594.08/x - Step 3: Cross multiply
130,474.08x = 195,735.12 × 55,594.08 - Step 4: Simplify right side
130,474.08x = 10,881,713,920.09 - Step 5: Solve for x
x = 10,881,713,920.09/130,474.08 - Step 6: Final answer
x = 83,401.35
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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.