Finding the Fourth Proportional to 93,560.08, 129,121.68 and 51,124.90
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Solution
The fourth proportional to 93,560.08, 129,121.68 and 51,124.90 is: 70,557.15
Step by Step Solution
- Step 1: Write the proportion equation
93,560.08 : 129,121.68 = 51,124.90 : x - Step 2: Convert to fraction form
93,560.08/129,121.68 = 51,124.90/x - Step 3: Cross multiply
93,560.08x = 129,121.68 × 51,124.90 - Step 4: Simplify right side
93,560.08x = 6,601,332,977.83 - Step 5: Solve for x
x = 6,601,332,977.83/93,560.08 - Step 6: Final answer
x = 70,557.15
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1.5x scale
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.