Finding the Fourth Proportional to 152,048.96, 209,823.87 and 84,064.18
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Solution
The fourth proportional to 152,048.96, 209,823.87 and 84,064.18 is: 116,006.53
Step by Step Solution
- Step 1: Write the proportion equation
152,048.96 : 209,823.87 = 84,064.18 : x - Step 2: Convert to fraction form
152,048.96/209,823.87 = 84,064.18/x - Step 3: Cross multiply
152,048.96x = 209,823.87 × 84,064.18 - Step 4: Simplify right side
152,048.96x = 17,638,671,575.98 - Step 5: Solve for x
x = 17,638,671,575.98/152,048.96 - Step 6: Final answer
x = 116,006.53
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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.