Finding the Fourth Proportional to 97,255.71, 134,029.62 and 70,352.55
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Solution
The fourth proportional to 97,255.71, 134,029.62 and 70,352.55 is: 96,953.95
Step by Step Solution
- Step 1: Write the proportion equation
97,255.71 : 134,029.62 = 70,352.55 : x - Step 2: Convert to fraction form
97,255.71/134,029.62 = 70,352.55/x - Step 3: Cross multiply
97,255.71x = 134,029.62 × 70,352.55 - Step 4: Simplify right side
97,255.71x = 9,429,325,542.53 - Step 5: Solve for x
x = 9,429,325,542.53/97,255.71 - Step 6: Final answer
x = 96,953.95
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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.