Finding the Fourth Proportional to 246,835.08, 340,629.98 and 139,402.82
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Solution
The fourth proportional to 246,835.08, 340,629.98 and 139,402.82 is: 192,374.52
Step by Step Solution
- Step 1: Write the proportion equation
246,835.08 : 340,629.98 = 139,402.82 : x - Step 2: Convert to fraction form
246,835.08/340,629.98 = 139,402.82/x - Step 3: Cross multiply
246,835.08x = 340,629.98 × 139,402.82 - Step 4: Simplify right side
246,835.08x = 47,484,779,943.10 - Step 5: Solve for x
x = 47,484,779,943.10/246,835.08 - Step 6: Final answer
x = 192,374.52
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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.