Finding the Fourth Proportional to 159,013.61, 238,462.09 and 46,664.99
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Solution
The fourth proportional to 159,013.61, 238,462.09 and 46,664.99 is: 69,980.36
Step by Step Solution
- Step 1: Write the proportion equation
159,013.61 : 238,462.09 = 46,664.99 : x - Step 2: Convert to fraction form
159,013.61/238,462.09 = 46,664.99/x - Step 3: Cross multiply
159,013.61x = 238,462.09 × 46,664.99 - Step 4: Simplify right side
159,013.61x = 11,127,829,736.26 - Step 5: Solve for x
x = 11,127,829,736.26/159,013.61 - Step 6: Final answer
x = 69,980.36
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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.