Finding the Fourth Proportional to 77,070.24, 115,599.29 and 24,480.18
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Solution
The fourth proportional to 77,070.24, 115,599.29 and 24,480.18 is: 36,718.34
Step by Step Solution
- Step 1: Write the proportion equation
77,070.24 : 115,599.29 = 24,480.18 : x - Step 2: Convert to fraction form
77,070.24/115,599.29 = 24,480.18/x - Step 3: Cross multiply
77,070.24x = 115,599.29 × 24,480.18 - Step 4: Simplify right side
77,070.24x = 2,829,891,304.67 - Step 5: Solve for x
x = 2,829,891,304.67/77,070.24 - Step 6: Final answer
x = 36,718.34
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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.