Finding the Fourth Proportional to 113,283.36, 156,332.84 and 62,298.32
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Solution
The fourth proportional to 113,283.36, 156,332.84 and 62,298.32 is: 85,972.66
Step by Step Solution
- Step 1: Write the proportion equation
113,283.36 : 156,332.84 = 62,298.32 : x - Step 2: Convert to fraction form
113,283.36/156,332.84 = 62,298.32/x - Step 3: Cross multiply
113,283.36x = 156,332.84 × 62,298.32 - Step 4: Simplify right side
113,283.36x = 9,739,272,199.67 - Step 5: Solve for x
x = 9,739,272,199.67/113,283.36 - Step 6: Final answer
x = 85,972.66
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.