Home / 349,972.20-525,023.10-113,322.60

Finding the Fourth Proportional to 349,972.20, 525,023.10 and 113,322.60

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Solution

The fourth proportional to 349,972.20, 525,023.10 and 113,322.60 is: 170,004.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,972.20 : 525,023.10 = 113,322.60 : x
  2. Step 2: Convert to fraction form
    349,972.20/525,023.10 = 113,322.60/x
  3. Step 3: Cross multiply
    349,972.20x = 525,023.10 × 113,322.60
  4. Step 4: Simplify right side
    349,972.20x = 59,496,982,752.06
  5. Step 5: Solve for x
    x = 59,496,982,752.06/349,972.20
  6. Step 6: Final answer
    x = 170,004.88

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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.