Finding the Fourth Proportional to 260,903.68, 360,048.48 and 147,748.48
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Solution
The fourth proportional to 260,903.68, 360,048.48 and 147,748.48 is: 203,893.70
Step by Step Solution
- Step 1: Write the proportion equation
260,903.68 : 360,048.48 = 147,748.48 : x - Step 2: Convert to fraction form
260,903.68/360,048.48 = 147,748.48/x - Step 3: Cross multiply
260,903.68x = 360,048.48 × 147,748.48 - Step 4: Simplify right side
260,903.68x = 53,196,615,646.31 - Step 5: Solve for x
x = 53,196,615,646.31/260,903.68 - Step 6: Final answer
x = 203,893.70
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.