Finding the Fourth Proportional to 98,423.14, 147,625.35 and 39,242.98
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Solution
The fourth proportional to 98,423.14, 147,625.35 and 39,242.98 is: 58,860.74
Step by Step Solution
- Step 1: Write the proportion equation
98,423.14 : 147,625.35 = 39,242.98 : x - Step 2: Convert to fraction form
98,423.14/147,625.35 = 39,242.98/x - Step 3: Cross multiply
98,423.14x = 147,625.35 × 39,242.98 - Step 4: Simplify right side
98,423.14x = 5,793,258,657.54 - Step 5: Solve for x
x = 5,793,258,657.54/98,423.14 - Step 6: Final answer
x = 58,860.74
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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.