Finding the Fourth Proportional to 76,894.86, 115,354.71 and 24,300.48
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Solution
The fourth proportional to 76,894.86, 115,354.71 and 24,300.48 is: 36,454.64
Step by Step Solution
- Step 1: Write the proportion equation
76,894.86 : 115,354.71 = 24,300.48 : x - Step 2: Convert to fraction form
76,894.86/115,354.71 = 24,300.48/x - Step 3: Cross multiply
76,894.86x = 115,354.71 × 24,300.48 - Step 4: Simplify right side
76,894.86x = 2,803,174,823.26 - Step 5: Solve for x
x = 2,803,174,823.26/76,894.86 - Step 6: Final answer
x = 36,454.64
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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.