Finding the Fourth Proportional to 236,525.96, 354,923.58 and 86,746.28
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Solution
The fourth proportional to 236,525.96, 354,923.58 and 86,746.28 is: 130,168.80
Step by Step Solution
- Step 1: Write the proportion equation
236,525.96 : 354,923.58 = 86,746.28 : x - Step 2: Convert to fraction form
236,525.96/354,923.58 = 86,746.28/x - Step 3: Cross multiply
236,525.96x = 354,923.58 × 86,746.28 - Step 4: Simplify right side
236,525.96x = 30,788,300,249.28 - Step 5: Solve for x
x = 30,788,300,249.28/236,525.96 - Step 6: Final answer
x = 130,168.80
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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.