Finding the Fourth Proportional to 157,356.28, 235,866.28 and 62,455.08
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Solution
The fourth proportional to 157,356.28, 235,866.28 and 62,455.08 is: 93,615.88
Step by Step Solution
- Step 1: Write the proportion equation
157,356.28 : 235,866.28 = 62,455.08 : x - Step 2: Convert to fraction form
157,356.28/235,866.28 = 62,455.08/x - Step 3: Cross multiply
157,356.28x = 235,866.28 × 62,455.08 - Step 4: Simplify right side
157,356.28x = 14,731,047,386.70 - Step 5: Solve for x
x = 14,731,047,386.70/157,356.28 - Step 6: Final answer
x = 93,615.88
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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.