Finding the Fourth Proportional to 97,353.25, 134,340.93 and 55,961.55
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Solution
The fourth proportional to 97,353.25, 134,340.93 and 55,961.55 is: 77,223.17
Step by Step Solution
- Step 1: Write the proportion equation
97,353.25 : 134,340.93 = 55,961.55 : x - Step 2: Convert to fraction form
97,353.25/134,340.93 = 55,961.55/x - Step 3: Cross multiply
97,353.25x = 134,340.93 × 55,961.55 - Step 4: Simplify right side
97,353.25x = 7,517,926,671.24 - Step 5: Solve for x
x = 7,517,926,671.24/97,353.25 - Step 6: Final answer
x = 77,223.17
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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.