Finding the Fourth Proportional to 163,053.80, 244,580.70 and 142,317.80
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Solution
The fourth proportional to 163,053.80, 244,580.70 and 142,317.80 is: 213,476.70
Step by Step Solution
- Step 1: Write the proportion equation
163,053.80 : 244,580.70 = 142,317.80 : x - Step 2: Convert to fraction form
163,053.80/244,580.70 = 142,317.80/x - Step 3: Cross multiply
163,053.80x = 244,580.70 × 142,317.80 - Step 4: Simplify right side
163,053.80x = 34,808,187,146.46 - Step 5: Solve for x
x = 34,808,187,146.46/163,053.80 - Step 6: Final answer
x = 213,476.70
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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.