Finding the Fourth Proportional to 77,206.08, 115,827.87 and 24,615.53
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Solution
The fourth proportional to 77,206.08, 115,827.87 and 24,615.53 is: 36,929.27
Step by Step Solution
- Step 1: Write the proportion equation
77,206.08 : 115,827.87 = 24,615.53 : x - Step 2: Convert to fraction form
77,206.08/115,827.87 = 24,615.53/x - Step 3: Cross multiply
77,206.08x = 115,827.87 × 24,615.53 - Step 4: Simplify right side
77,206.08x = 2,851,163,829.68 - Step 5: Solve for x
x = 2,851,163,829.68/77,206.08 - Step 6: Final answer
x = 36,929.27
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1.5x scale
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.