Home / 159,542.20-239,313.30-155,605.60

Finding the Fourth Proportional to 159,542.20, 239,313.30 and 155,605.60

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Solution

The fourth proportional to 159,542.20, 239,313.30 and 155,605.60 is: 233,408.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,542.20 : 239,313.30 = 155,605.60 : x
  2. Step 2: Convert to fraction form
    159,542.20/239,313.30 = 155,605.60/x
  3. Step 3: Cross multiply
    159,542.20x = 239,313.30 × 155,605.60
  4. Step 4: Simplify right side
    159,542.20x = 37,238,489,634.48
  5. Step 5: Solve for x
    x = 37,238,489,634.48/159,542.20
  6. Step 6: Final answer
    x = 233,408.40

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1.5x scale

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.