Finding the Fourth Proportional to 92,941.10, 139,416.99 and 26,376.02
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Solution
The fourth proportional to 92,941.10, 139,416.99 and 26,376.02 is: 39,565.55
Step by Step Solution
- Step 1: Write the proportion equation
92,941.10 : 139,416.99 = 26,376.02 : x - Step 2: Convert to fraction form
92,941.10/139,416.99 = 26,376.02/x - Step 3: Cross multiply
92,941.10x = 139,416.99 × 26,376.02 - Step 4: Simplify right side
92,941.10x = 3,677,265,316.58 - Step 5: Solve for x
x = 3,677,265,316.58/92,941.10 - Step 6: Final answer
x = 39,565.55
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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.