Home / 239,252.15-358,930.78-70,759.34

Finding the Fourth Proportional to 239,252.15, 358,930.78 and 70,759.34

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Solution

The fourth proportional to 239,252.15, 358,930.78 and 70,759.34 is: 106,154.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,252.15 : 358,930.78 = 70,759.34 : x
  2. Step 2: Convert to fraction form
    239,252.15/358,930.78 = 70,759.34/x
  3. Step 3: Cross multiply
    239,252.15x = 358,930.78 × 70,759.34
  4. Step 4: Simplify right side
    239,252.15x = 25,397,705,098.49
  5. Step 5: Solve for x
    x = 25,397,705,098.49/239,252.15
  6. Step 6: Final answer
    x = 106,154.55

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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.