Finding the Fourth Proportional to 93,140.18, 139,711.58 and 26,580.31
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Solution
The fourth proportional to 93,140.18, 139,711.58 and 26,580.31 is: 39,870.85
Step by Step Solution
- Step 1: Write the proportion equation
93,140.18 : 139,711.58 = 26,580.31 : x - Step 2: Convert to fraction form
93,140.18/139,711.58 = 26,580.31/x - Step 3: Cross multiply
93,140.18x = 139,711.58 × 26,580.31 - Step 4: Simplify right side
93,140.18x = 3,713,577,688.14 - Step 5: Solve for x
x = 3,713,577,688.14/93,140.18 - Step 6: Final answer
x = 39,870.85
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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.