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Finding the Fourth Proportional to 293,315.34, 440,182.85 and 124,953.60

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Solution

The fourth proportional to 293,315.34, 440,182.85 and 124,953.60 is: 187,519.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,315.34 : 440,182.85 = 124,953.60 : x
  2. Step 2: Convert to fraction form
    293,315.34/440,182.85 = 124,953.60/x
  3. Step 3: Cross multiply
    293,315.34x = 440,182.85 × 124,953.60
  4. Step 4: Simplify right side
    293,315.34x = 55,002,431,140.99
  5. Step 5: Solve for x
    x = 55,002,431,140.99/293,315.34
  6. Step 6: Final answer
    x = 187,519.79

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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.