Finding the Fourth Proportional to 76,829.04, 115,253.28 and 24,230.88
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Solution
The fourth proportional to 76,829.04, 115,253.28 and 24,230.88 is: 36,349.39
Step by Step Solution
- Step 1: Write the proportion equation
76,829.04 : 115,253.28 = 24,230.88 : x - Step 2: Convert to fraction form
76,829.04/115,253.28 = 24,230.88/x - Step 3: Cross multiply
76,829.04x = 115,253.28 × 24,230.88 - Step 4: Simplify right side
76,829.04x = 2,792,688,397.29 - Step 5: Solve for x
x = 2,792,688,397.29/76,829.04 - Step 6: Final answer
x = 36,349.39
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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.