Finding the Fourth Proportional to 155,468.59, 214,576.03 and 97,352.31
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Solution
The fourth proportional to 155,468.59, 214,576.03 and 97,352.31 is: 134,364.58
Step by Step Solution
- Step 1: Write the proportion equation
155,468.59 : 214,576.03 = 97,352.31 : x - Step 2: Convert to fraction form
155,468.59/214,576.03 = 97,352.31/x - Step 3: Cross multiply
155,468.59x = 214,576.03 × 97,352.31 - Step 4: Simplify right side
155,468.59x = 20,889,472,191.13 - Step 5: Solve for x
x = 20,889,472,191.13/155,468.59 - Step 6: Final answer
x = 134,364.58
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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.