Home / 239,240.34-330,155.46-131,809.32

Finding the Fourth Proportional to 239,240.34, 330,155.46 and 131,809.32

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Solution

The fourth proportional to 239,240.34, 330,155.46 and 131,809.32 is: 181,898.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,240.34 : 330,155.46 = 131,809.32 : x
  2. Step 2: Convert to fraction form
    239,240.34/330,155.46 = 131,809.32/x
  3. Step 3: Cross multiply
    239,240.34x = 330,155.46 × 131,809.32
  4. Step 4: Simplify right side
    239,240.34x = 43,517,566,676.89
  5. Step 5: Solve for x
    x = 43,517,566,676.89/239,240.34
  6. Step 6: Final answer
    x = 181,898.95

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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.