Finding the Fourth Proportional to 120,804.84, 181,124.58 and 61,525.80
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Solution
The fourth proportional to 120,804.84, 181,124.58 and 61,525.80 is: 92,246.59
Step by Step Solution
- Step 1: Write the proportion equation
120,804.84 : 181,124.58 = 61,525.80 : x - Step 2: Convert to fraction form
120,804.84/181,124.58 = 61,525.80/x - Step 3: Cross multiply
120,804.84x = 181,124.58 × 61,525.80 - Step 4: Simplify right side
120,804.84x = 11,143,834,684.16 - Step 5: Solve for x
x = 11,143,834,684.16/120,804.84 - Step 6: Final answer
x = 92,246.59
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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.