Finding the Fourth Proportional to 130,408.32, 195,495.12 and 47,244
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Solution
The fourth proportional to 130,408.32, 195,495.12 and 47,244 is: 70,823.48
Step by Step Solution
- Step 1: Write the proportion equation
130,408.32 : 195,495.12 = 47,244 : x - Step 2: Convert to fraction form
130,408.32/195,495.12 = 47,244/x - Step 3: Cross multiply
130,408.32x = 195,495.12 × 47,244 - Step 4: Simplify right side
130,408.32x = 9,235,971,449.28 - Step 5: Solve for x
x = 9,235,971,449.28/130,408.32 - Step 6: Final answer
x = 70,823.48
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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.