Finding the Fourth Proportional to 169,305.04, 233,628.36 and 92,811.88
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Solution
The fourth proportional to 169,305.04, 233,628.36 and 92,811.88 is: 128,073.49
Step by Step Solution
- Step 1: Write the proportion equation
169,305.04 : 233,628.36 = 92,811.88 : x - Step 2: Convert to fraction form
169,305.04/233,628.36 = 92,811.88/x - Step 3: Cross multiply
169,305.04x = 233,628.36 × 92,811.88 - Step 4: Simplify right side
169,305.04x = 21,683,487,312.92 - Step 5: Solve for x
x = 21,683,487,312.92/169,305.04 - Step 6: Final answer
x = 128,073.49
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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.