Finding the Fourth Proportional to 97,367.13, 134,366.75 and 53,759.76
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Solution
The fourth proportional to 97,367.13, 134,366.75 and 53,759.76 is: 74,188.53
Step by Step Solution
- Step 1: Write the proportion equation
97,367.13 : 134,366.75 = 53,759.76 : x - Step 2: Convert to fraction form
97,367.13/134,366.75 = 53,759.76/x - Step 3: Cross multiply
97,367.13x = 134,366.75 × 53,759.76 - Step 4: Simplify right side
97,367.13x = 7,223,523,963.18 - Step 5: Solve for x
x = 7,223,523,963.18/97,367.13 - Step 6: Final answer
x = 74,188.53
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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.