Finding the Fourth Proportional to 97,326.14, 145,976.58 and 30,772.98
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Solution
The fourth proportional to 97,326.14, 145,976.58 and 30,772.98 is: 46,155.48
Step by Step Solution
- Step 1: Write the proportion equation
97,326.14 : 145,976.58 = 30,772.98 : x - Step 2: Convert to fraction form
97,326.14/145,976.58 = 30,772.98/x - Step 3: Cross multiply
97,326.14x = 145,976.58 × 30,772.98 - Step 4: Simplify right side
97,326.14x = 4,492,134,376.81 - Step 5: Solve for x
x = 4,492,134,376.81/97,326.14 - Step 6: Final answer
x = 46,155.48
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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.