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Finding the Fourth Proportional to 141,895.37, 212,843.06 and 48,401.93

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Solution

The fourth proportional to 141,895.37, 212,843.06 and 48,401.93 is: 72,602.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,895.37 : 212,843.06 = 48,401.93 : x
  2. Step 2: Convert to fraction form
    141,895.37/212,843.06 = 48,401.93/x
  3. Step 3: Cross multiply
    141,895.37x = 212,843.06 × 48,401.93
  4. Step 4: Simplify right side
    141,895.37x = 10,302,014,891.11
  5. Step 5: Solve for x
    x = 10,302,014,891.11/141,895.37
  6. Step 6: Final answer
    x = 72,602.90

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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.