Finding the Fourth Proportional to 185,555.00, 278,415.50 and 106,669.31
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Solution
The fourth proportional to 185,555.00, 278,415.50 and 106,669.31 is: 160,051.67
Step by Step Solution
- Step 1: Write the proportion equation
185,555.00 : 278,415.50 = 106,669.31 : x - Step 2: Convert to fraction form
185,555.00/278,415.50 = 106,669.31/x - Step 3: Cross multiply
185,555.00x = 278,415.50 × 106,669.31 - Step 4: Simplify right side
185,555.00x = 29,698,387,352.88 - Step 5: Solve for x
x = 29,698,387,352.88/185,555.00 - Step 6: Final answer
x = 160,051.67
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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.