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Finding the Fourth Proportional to 349,807.94, 524,583.11 and 125,107.46

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Solution

The fourth proportional to 349,807.94, 524,583.11 and 125,107.46 is: 187,615.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,807.94 : 524,583.11 = 125,107.46 : x
  2. Step 2: Convert to fraction form
    349,807.94/524,583.11 = 125,107.46/x
  3. Step 3: Cross multiply
    349,807.94x = 524,583.11 × 125,107.46
  4. Step 4: Simplify right side
    349,807.94x = 65,629,260,451.00
  5. Step 5: Solve for x
    x = 65,629,260,451.00/349,807.94
  6. Step 6: Final answer
    x = 187,615.13

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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.