Finding the Fourth Proportional to 134,533.68, 185,657.76 and 74,104.58
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Solution
The fourth proportional to 134,533.68, 185,657.76 and 74,104.58 is: 102,265.03
Step by Step Solution
- Step 1: Write the proportion equation
134,533.68 : 185,657.76 = 74,104.58 : x - Step 2: Convert to fraction form
134,533.68/185,657.76 = 74,104.58/x - Step 3: Cross multiply
134,533.68x = 185,657.76 × 74,104.58 - Step 4: Simplify right side
134,533.68x = 13,758,090,328.54 - Step 5: Solve for x
x = 13,758,090,328.54/134,533.68 - Step 6: Final answer
x = 102,265.03
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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.