Finding the Fourth Proportional to 92,809.93, 139,126.05 and 29,595.21
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Solution
The fourth proportional to 92,809.93, 139,126.05 and 29,595.21 is: 44,364.48
Step by Step Solution
- Step 1: Write the proportion equation
92,809.93 : 139,126.05 = 29,595.21 : x - Step 2: Convert to fraction form
92,809.93/139,126.05 = 29,595.21/x - Step 3: Cross multiply
92,809.93x = 139,126.05 × 29,595.21 - Step 4: Simplify right side
92,809.93x = 4,117,464,666.22 - Step 5: Solve for x
x = 4,117,464,666.22/92,809.93 - Step 6: Final answer
x = 44,364.48
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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.