Finding the Fourth Proportional to 94,048.98, 129,787.61 and 53,763.63
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Solution
The fourth proportional to 94,048.98, 129,787.61 and 53,763.63 is: 74,193.82
Step by Step Solution
- Step 1: Write the proportion equation
94,048.98 : 129,787.61 = 53,763.63 : x - Step 2: Convert to fraction form
94,048.98/129,787.61 = 53,763.63/x - Step 3: Cross multiply
94,048.98x = 129,787.61 × 53,763.63 - Step 4: Simplify right side
94,048.98x = 6,977,852,773.81 - Step 5: Solve for x
x = 6,977,852,773.81/94,048.98 - Step 6: Final answer
x = 74,193.82
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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.