Finding the Fourth Proportional to 134,985.06, 202,478.58 and 46,239.30
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Solution
The fourth proportional to 134,985.06, 202,478.58 and 46,239.30 is: 69,359.29
Step by Step Solution
- Step 1: Write the proportion equation
134,985.06 : 202,478.58 = 46,239.30 : x - Step 2: Convert to fraction form
134,985.06/202,478.58 = 46,239.30/x - Step 3: Cross multiply
134,985.06x = 202,478.58 × 46,239.30 - Step 4: Simplify right side
134,985.06x = 9,362,467,804.19 - Step 5: Solve for x
x = 9,362,467,804.19/134,985.06 - Step 6: Final answer
x = 69,359.29
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1.5x scale
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.