Finding the Fourth Proportional to 240,903.24, 361,214.79 and 91,155.10
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Solution
The fourth proportional to 240,903.24, 361,214.79 and 91,155.10 is: 136,679.65
Step by Step Solution
- Step 1: Write the proportion equation
240,903.24 : 361,214.79 = 91,155.10 : x - Step 2: Convert to fraction form
240,903.24/361,214.79 = 91,155.10/x - Step 3: Cross multiply
240,903.24x = 361,214.79 × 91,155.10 - Step 4: Simplify right side
240,903.24x = 32,926,570,303.93 - Step 5: Solve for x
x = 32,926,570,303.93/240,903.24 - Step 6: Final answer
x = 136,679.65
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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.