Finding the Fourth Proportional to 125,397.08, 188,128.02 and 46,533.80
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Solution
The fourth proportional to 125,397.08, 188,128.02 and 46,533.80 is: 69,812.72
Step by Step Solution
- Step 1: Write the proportion equation
125,397.08 : 188,128.02 = 46,533.80 : x - Step 2: Convert to fraction form
125,397.08/188,128.02 = 46,533.80/x - Step 3: Cross multiply
125,397.08x = 188,128.02 × 46,533.80 - Step 4: Simplify right side
125,397.08x = 8,754,311,657.08 - Step 5: Solve for x
x = 8,754,311,657.08/125,397.08 - Step 6: Final answer
x = 69,812.72
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.