Finding the Fourth Proportional to 93,047.52, 139,572.12 and 26,487.62
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Solution
The fourth proportional to 93,047.52, 139,572.12 and 26,487.62 is: 39,731.66
Step by Step Solution
- Step 1: Write the proportion equation
93,047.52 : 139,572.12 = 26,487.62 : x - Step 2: Convert to fraction form
93,047.52/139,572.12 = 26,487.62/x - Step 3: Cross multiply
93,047.52x = 139,572.12 × 26,487.62 - Step 4: Simplify right side
93,047.52x = 3,696,932,579.29 - Step 5: Solve for x
x = 3,696,932,579.29/93,047.52 - Step 6: Final answer
x = 39,731.66
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.