Finding the Fourth Proportional to 157,941.56, 237,023.06 and 91,289.99
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Solution
The fourth proportional to 157,941.56, 237,023.06 and 91,289.99 is: 136,998.98
Step by Step Solution
- Step 1: Write the proportion equation
157,941.56 : 237,023.06 = 91,289.99 : x - Step 2: Convert to fraction form
157,941.56/237,023.06 = 91,289.99/x - Step 3: Cross multiply
157,941.56x = 237,023.06 × 91,289.99 - Step 4: Simplify right side
157,941.56x = 21,637,832,913.28 - Step 5: Solve for x
x = 21,637,832,913.28/157,941.56 - Step 6: Final answer
x = 136,998.98
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.