Finding the Fourth Proportional to 73,403.65, 101,304.14 and 41,143.75
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Solution
The fourth proportional to 73,403.65, 101,304.14 and 41,143.75 is: 56,782.36
Step by Step Solution
- Step 1: Write the proportion equation
73,403.65 : 101,304.14 = 41,143.75 : x - Step 2: Convert to fraction form
73,403.65/101,304.14 = 41,143.75/x - Step 3: Cross multiply
73,403.65x = 101,304.14 × 41,143.75 - Step 4: Simplify right side
73,403.65x = 4,168,032,210.13 - Step 5: Solve for x
x = 4,168,032,210.13/73,403.65 - Step 6: Final answer
x = 56,782.36
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1.5x scale
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.