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Finding the Fourth Proportional to 262,239.84, 393,233.94 and 120,041.10

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Solution

The fourth proportional to 262,239.84, 393,233.94 and 120,041.10 is: 180,004.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,239.84 : 393,233.94 = 120,041.10 : x
  2. Step 2: Convert to fraction form
    262,239.84/393,233.94 = 120,041.10/x
  3. Step 3: Cross multiply
    262,239.84x = 393,233.94 × 120,041.10
  4. Step 4: Simplify right side
    262,239.84x = 47,204,234,714.93
  5. Step 5: Solve for x
    x = 47,204,234,714.93/262,239.84
  6. Step 6: Final answer
    x = 180,004.06

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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.