Finding the Fourth Proportional to 134,777.68, 185,992.67 and 74,352.08
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Solution
The fourth proportional to 134,777.68, 185,992.67 and 74,352.08 is: 102,605.59
Step by Step Solution
- Step 1: Write the proportion equation
134,777.68 : 185,992.67 = 74,352.08 : x - Step 2: Convert to fraction form
134,777.68/185,992.67 = 74,352.08/x - Step 3: Cross multiply
134,777.68x = 185,992.67 × 74,352.08 - Step 4: Simplify right side
134,777.68x = 13,828,942,530.12 - Step 5: Solve for x
x = 13,828,942,530.12/134,777.68 - Step 6: Final answer
x = 102,605.59
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.