Finding the Fourth Proportional to 156,986.98, 235,485.87 and 62,235.07
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Solution
The fourth proportional to 156,986.98, 235,485.87 and 62,235.07 is: 93,354.75
Step by Step Solution
- Step 1: Write the proportion equation
156,986.98 : 235,485.87 = 62,235.07 : x - Step 2: Convert to fraction form
156,986.98/235,485.87 = 62,235.07/x - Step 3: Cross multiply
156,986.98x = 235,485.87 × 62,235.07 - Step 4: Simplify right side
156,986.98x = 14,655,479,603.46 - Step 5: Solve for x
x = 14,655,479,603.46/156,986.98 - Step 6: Final answer
x = 93,354.75
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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.