Home / 239,764.96-330,886.44-137,823.52

Finding the Fourth Proportional to 239,764.96, 330,886.44 and 137,823.52

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Solution

The fourth proportional to 239,764.96, 330,886.44 and 137,823.52 is: 190,202.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,764.96 : 330,886.44 = 137,823.52 : x
  2. Step 2: Convert to fraction form
    239,764.96/330,886.44 = 137,823.52/x
  3. Step 3: Cross multiply
    239,764.96x = 330,886.44 × 137,823.52
  4. Step 4: Simplify right side
    239,764.96x = 45,603,933,881.07
  5. Step 5: Solve for x
    x = 45,603,933,881.07/239,764.96
  6. Step 6: Final answer
    x = 190,202.66

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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.