Finding the Fourth Proportional to 89,853.14, 134,750.52 and 29,865.50
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Solution
The fourth proportional to 89,853.14, 134,750.52 and 29,865.50 is: 44,788.55
Step by Step Solution
- Step 1: Write the proportion equation
89,853.14 : 134,750.52 = 29,865.50 : x - Step 2: Convert to fraction form
89,853.14/134,750.52 = 29,865.50/x - Step 3: Cross multiply
89,853.14x = 134,750.52 × 29,865.50 - Step 4: Simplify right side
89,853.14x = 4,024,391,655.06 - Step 5: Solve for x
x = 4,024,391,655.06/89,853.14 - Step 6: Final answer
x = 44,788.55
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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.