Finding the Fourth Proportional to 90,249, 135,373.50 and 24,585
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Solution
The fourth proportional to 90,249, 135,373.50 and 24,585 is: 36,877.50
Step by Step Solution
- Step 1: Write the proportion equation
90,249 : 135,373.50 = 24,585 : x - Step 2: Convert to fraction form
90,249/135,373.50 = 24,585/x - Step 3: Cross multiply
90,249x = 135,373.50 × 24,585 - Step 4: Simplify right side
90,249x = 3,328,157,497.50 - Step 5: Solve for x
x = 3,328,157,497.50/90,249 - Step 6: Final answer
x = 36,877.50
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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.