Finding the Fourth Proportional to 93,774.76, 129,412.76 and 53,495.08
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Solution
The fourth proportional to 93,774.76, 129,412.76 and 53,495.08 is: 73,825.26
Step by Step Solution
- Step 1: Write the proportion equation
93,774.76 : 129,412.76 = 53,495.08 : x - Step 2: Convert to fraction form
93,774.76/129,412.76 = 53,495.08/x - Step 3: Cross multiply
93,774.76x = 129,412.76 × 53,495.08 - Step 4: Simplify right side
93,774.76x = 6,922,945,949.22 - Step 5: Solve for x
x = 6,922,945,949.22/93,774.76 - Step 6: Final answer
x = 73,825.26
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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.