Finding the Fourth Proportional to 153,473.31, 230,102.75 and 68,037.71
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Solution
The fourth proportional to 153,473.31, 230,102.75 and 68,037.71 is: 102,009.02
Step by Step Solution
- Step 1: Write the proportion equation
153,473.31 : 230,102.75 = 68,037.71 : x - Step 2: Convert to fraction form
153,473.31/230,102.75 = 68,037.71/x - Step 3: Cross multiply
153,473.31x = 230,102.75 × 68,037.71 - Step 4: Simplify right side
153,473.31x = 15,655,662,684.00 - Step 5: Solve for x
x = 15,655,662,684.00/153,473.31 - Step 6: Final answer
x = 102,009.02
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.