Home / 239,264.18-330,207.83-178,729.73

Finding the Fourth Proportional to 239,264.18, 330,207.83 and 178,729.73

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Solution

The fourth proportional to 239,264.18, 330,207.83 and 178,729.73 is: 246,664.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,264.18 : 330,207.83 = 178,729.73 : x
  2. Step 2: Convert to fraction form
    239,264.18/330,207.83 = 178,729.73/x
  3. Step 3: Cross multiply
    239,264.18x = 330,207.83 × 178,729.73
  4. Step 4: Simplify right side
    239,264.18x = 59,017,956,299.79
  5. Step 5: Solve for x
    x = 59,017,956,299.79/239,264.18
  6. Step 6: Final answer
    x = 246,664.40

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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.