Finding the Fourth Proportional to 180,132.48, 270,214.56 and 47,011.68
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Solution
The fourth proportional to 180,132.48, 270,214.56 and 47,011.68 is: 70,521.65
Step by Step Solution
- Step 1: Write the proportion equation
180,132.48 : 270,214.56 = 47,011.68 : x - Step 2: Convert to fraction form
180,132.48/270,214.56 = 47,011.68/x - Step 3: Cross multiply
180,132.48x = 270,214.56 × 47,011.68 - Step 4: Simplify right side
180,132.48x = 12,703,240,426.06 - Step 5: Solve for x
x = 12,703,240,426.06/180,132.48 - Step 6: Final answer
x = 70,521.65
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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.