Finding the Fourth Proportional to 134,318.16, 185,356.05 and 73,887.48
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Solution
The fourth proportional to 134,318.16, 185,356.05 and 73,887.48 is: 101,963.07
Step by Step Solution
- Step 1: Write the proportion equation
134,318.16 : 185,356.05 = 73,887.48 : x - Step 2: Convert to fraction form
134,318.16/185,356.05 = 73,887.48/x - Step 3: Cross multiply
134,318.16x = 185,356.05 × 73,887.48 - Step 4: Simplify right side
134,318.16x = 13,695,491,437.25 - Step 5: Solve for x
x = 13,695,491,437.25/134,318.16 - Step 6: Final answer
x = 101,963.07
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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.