Finding the Fourth Proportional to 93,564.77, 129,176.58 and 60,890.31
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Solution
The fourth proportional to 93,564.77, 129,176.58 and 60,890.31 is: 84,065.86
Step by Step Solution
- Step 1: Write the proportion equation
93,564.77 : 129,176.58 = 60,890.31 : x - Step 2: Convert to fraction form
93,564.77/129,176.58 = 60,890.31/x - Step 3: Cross multiply
93,564.77x = 129,176.58 × 60,890.31 - Step 4: Simplify right side
93,564.77x = 7,865,602,000.94 - Step 5: Solve for x
x = 7,865,602,000.94/93,564.77 - Step 6: Final answer
x = 84,065.86
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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.