Finding the Fourth Proportional to 247,711.08, 341,840.98 and 134,533.02
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Solution
The fourth proportional to 247,711.08, 341,840.98 and 134,533.02 is: 185,655.40
Step by Step Solution
- Step 1: Write the proportion equation
247,711.08 : 341,840.98 = 134,533.02 : x - Step 2: Convert to fraction form
247,711.08/341,840.98 = 134,533.02/x - Step 3: Cross multiply
247,711.08x = 341,840.98 × 134,533.02 - Step 4: Simplify right side
247,711.08x = 45,988,899,399.16 - Step 5: Solve for x
x = 45,988,899,399.16/247,711.08 - Step 6: Final answer
x = 185,655.40
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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.