Finding the Fourth Proportional to 110,556.36, 152,413.20 and 93,492.08
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Solution
The fourth proportional to 110,556.36, 152,413.20 and 93,492.08 is: 128,888.35
Step by Step Solution
- Step 1: Write the proportion equation
110,556.36 : 152,413.20 = 93,492.08 : x - Step 2: Convert to fraction form
110,556.36/152,413.20 = 93,492.08/x - Step 3: Cross multiply
110,556.36x = 152,413.20 × 93,492.08 - Step 4: Simplify right side
110,556.36x = 14,249,427,087.46 - Step 5: Solve for x
x = 14,249,427,087.46/110,556.36 - Step 6: Final answer
x = 128,888.35
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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.