Finding the Fourth Proportional to 93,652.80, 129,226.37 and 53,368.26
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Solution
The fourth proportional to 93,652.80, 129,226.37 and 53,368.26 is: 73,639.94
Step by Step Solution
- Step 1: Write the proportion equation
93,652.80 : 129,226.37 = 53,368.26 : x - Step 2: Convert to fraction form
93,652.80/129,226.37 = 53,368.26/x - Step 3: Cross multiply
93,652.80x = 129,226.37 × 53,368.26 - Step 4: Simplify right side
93,652.80x = 6,896,586,246.17 - Step 5: Solve for x
x = 6,896,586,246.17/93,652.80 - Step 6: Final answer
x = 73,639.94
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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.