Finding the Fourth Proportional to 93,095.71, 128,474.82 and 50,656.99
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Solution
The fourth proportional to 93,095.71, 128,474.82 and 50,656.99 is: 69,908.14
Step by Step Solution
- Step 1: Write the proportion equation
93,095.71 : 128,474.82 = 50,656.99 : x - Step 2: Convert to fraction form
93,095.71/128,474.82 = 50,656.99/x - Step 3: Cross multiply
93,095.71x = 128,474.82 × 50,656.99 - Step 4: Simplify right side
93,095.71x = 6,508,147,671.99 - Step 5: Solve for x
x = 6,508,147,671.99/93,095.71 - Step 6: Final answer
x = 69,908.14
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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.