Finding the Fourth Proportional to 158,323.36, 237,485.52 and 38,379.84
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Solution
The fourth proportional to 158,323.36, 237,485.52 and 38,379.84 is: 57,569.88
Step by Step Solution
- Step 1: Write the proportion equation
158,323.36 : 237,485.52 = 38,379.84 : x - Step 2: Convert to fraction form
158,323.36/237,485.52 = 38,379.84/x - Step 3: Cross multiply
158,323.36x = 237,485.52 × 38,379.84 - Step 4: Simplify right side
158,323.36x = 9,114,656,259.92 - Step 5: Solve for x
x = 9,114,656,259.92/158,323.36 - Step 6: Final answer
x = 57,569.88
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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.