Home / 239,257.32-358,938.54-70,764.51

Finding the Fourth Proportional to 239,257.32, 358,938.54 and 70,764.51

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Solution

The fourth proportional to 239,257.32, 358,938.54 and 70,764.51 is: 106,162.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,257.32 : 358,938.54 = 70,764.51 : x
  2. Step 2: Convert to fraction form
    239,257.32/358,938.54 = 70,764.51/x
  3. Step 3: Cross multiply
    239,257.32x = 358,938.54 × 70,764.51
  4. Step 4: Simplify right side
    239,257.32x = 25,400,109,903.22
  5. Step 5: Solve for x
    x = 25,400,109,903.22/239,257.32
  6. Step 6: Final answer
    x = 106,162.31

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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.