Finding the Fourth Proportional to 238,317.16, 356,707.26 and 131,533
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Solution
The fourth proportional to 238,317.16, 356,707.26 and 131,533 is: 196,875.36
Step by Step Solution
- Step 1: Write the proportion equation
238,317.16 : 356,707.26 = 131,533 : x - Step 2: Convert to fraction form
238,317.16/356,707.26 = 131,533/x - Step 3: Cross multiply
238,317.16x = 356,707.26 × 131,533 - Step 4: Simplify right side
238,317.16x = 46,918,776,029.58 - Step 5: Solve for x
x = 46,918,776,029.58/238,317.16 - Step 6: Final answer
x = 196,875.36
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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.