Home / 239,247.10-358,870.66-70,754.31

Finding the Fourth Proportional to 239,247.10, 358,870.66 and 70,754.31

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Solution

The fourth proportional to 239,247.10, 358,870.66 and 70,754.31 is: 106,131.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,247.10 : 358,870.66 = 70,754.31 : x
  2. Step 2: Convert to fraction form
    239,247.10/358,870.66 = 70,754.31/x
  3. Step 3: Cross multiply
    239,247.10x = 358,870.66 × 70,754.31
  4. Step 4: Simplify right side
    239,247.10x = 25,391,645,927.54
  5. Step 5: Solve for x
    x = 25,391,645,927.54/239,247.10
  6. Step 6: Final answer
    x = 106,131.47

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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.