Home / 239,463.06-330,539.10-142,697.27

Finding the Fourth Proportional to 239,463.06, 330,539.10 and 142,697.27

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Solution

The fourth proportional to 239,463.06, 330,539.10 and 142,697.27 is: 196,969.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,463.06 : 330,539.10 = 142,697.27 : x
  2. Step 2: Convert to fraction form
    239,463.06/330,539.10 = 142,697.27/x
  3. Step 3: Cross multiply
    239,463.06x = 330,539.10 × 142,697.27
  4. Step 4: Simplify right side
    239,463.06x = 47,167,027,198.26
  5. Step 5: Solve for x
    x = 47,167,027,198.26/239,463.06
  6. Step 6: Final answer
    x = 196,969.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.