Finding the Fourth Proportional to 93,312,074.70, 139,968,112.05 and 89,060,546.70
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Solution
The fourth proportional to 93,312,074.70, 139,968,112.05 and 89,060,546.70 is: 133,590,820.05
Step by Step Solution
- Step 1: Write the proportion equation
93,312,074.70 : 139,968,112.05 = 89,060,546.70 : x - Step 2: Convert to fraction form
93,312,074.70/139,968,112.05 = 89,060,546.70/x - Step 3: Cross multiply
93,312,074.70x = 139,968,112.05 × 89,060,546.70 - Step 4: Simplify right side
93,312,074.70x = 12,465,636,579,739,860 - Step 5: Solve for x
x = 12,465,636,579,739,860/93,312,074.70 - Step 6: Final answer
x = 133,590,820.05
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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.