Finding the Fourth Proportional to 247,187.52, 341,121.12 and 134,009.76
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Solution
The fourth proportional to 247,187.52, 341,121.12 and 134,009.76 is: 184,934.74
Step by Step Solution
- Step 1: Write the proportion equation
247,187.52 : 341,121.12 = 134,009.76 : x - Step 2: Convert to fraction form
247,187.52/341,121.12 = 134,009.76/x - Step 3: Cross multiply
247,187.52x = 341,121.12 × 134,009.76 - Step 4: Simplify right side
247,187.52x = 45,713,559,422.13 - Step 5: Solve for x
x = 45,713,559,422.13/247,187.52 - Step 6: Final answer
x = 184,934.74
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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.