Home / 239,727.87-359,498.31-89,886.51

Finding the Fourth Proportional to 239,727.87, 359,498.31 and 89,886.51

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Solution

The fourth proportional to 239,727.87, 359,498.31 and 89,886.51 is: 134,794.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,727.87 : 359,498.31 = 89,886.51 : x
  2. Step 2: Convert to fraction form
    239,727.87/359,498.31 = 89,886.51/x
  3. Step 3: Cross multiply
    239,727.87x = 359,498.31 × 89,886.51
  4. Step 4: Simplify right side
    239,727.87x = 32,314,047,257.22
  5. Step 5: Solve for x
    x = 32,314,047,257.22/239,727.87
  6. Step 6: Final answer
    x = 134,794.71

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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.