Finding the Fourth Proportional to 73,574.16, 110,162.96 and 46,775.21
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Solution
The fourth proportional to 73,574.16, 110,162.96 and 46,775.21 is: 70,036.75
Step by Step Solution
- Step 1: Write the proportion equation
73,574.16 : 110,162.96 = 46,775.21 : x - Step 2: Convert to fraction form
73,574.16/110,162.96 = 46,775.21/x - Step 3: Cross multiply
73,574.16x = 110,162.96 × 46,775.21 - Step 4: Simplify right side
73,574.16x = 5,152,894,803.53 - Step 5: Solve for x
x = 5,152,894,803.53/73,574.16 - Step 6: Final answer
x = 70,036.75
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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.