Finding the Fourth Proportional to 97,668.88, 134,737.52 and 63,224.75
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Solution
The fourth proportional to 97,668.88, 134,737.52 and 63,224.75 is: 87,220.68
Step by Step Solution
- Step 1: Write the proportion equation
97,668.88 : 134,737.52 = 63,224.75 : x - Step 2: Convert to fraction form
97,668.88/134,737.52 = 63,224.75/x - Step 3: Cross multiply
97,668.88x = 134,737.52 × 63,224.75 - Step 4: Simplify right side
97,668.88x = 8,518,746,038.34 - Step 5: Solve for x
x = 8,518,746,038.34/97,668.88 - Step 6: Final answer
x = 87,220.68
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1.5x scale
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.