Finding the Fourth Proportional to 278,116.00, 417,035.98 and 88,551.67
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Solution
The fourth proportional to 278,116.00, 417,035.98 and 88,551.67 is: 132,783.56
Step by Step Solution
- Step 1: Write the proportion equation
278,116.00 : 417,035.98 = 88,551.67 : x - Step 2: Convert to fraction form
278,116.00/417,035.98 = 88,551.67/x - Step 3: Cross multiply
278,116.00x = 417,035.98 × 88,551.67 - Step 4: Simplify right side
278,116.00x = 36,929,231,215.12 - Step 5: Solve for x
x = 36,929,231,215.12/278,116.00 - Step 6: Final answer
x = 132,783.56
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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.