Home / 159,162.21-238,746.06-53,983.89

Finding the Fourth Proportional to 159,162.21, 238,746.06 and 53,983.89

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Solution

The fourth proportional to 159,162.21, 238,746.06 and 53,983.89 is: 80,976.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,162.21 : 238,746.06 = 53,983.89 : x
  2. Step 2: Convert to fraction form
    159,162.21/238,746.06 = 53,983.89/x
  3. Step 3: Cross multiply
    159,162.21x = 238,746.06 × 53,983.89
  4. Step 4: Simplify right side
    159,162.21x = 12,888,441,040.97
  5. Step 5: Solve for x
    x = 12,888,441,040.97/159,162.21
  6. Step 6: Final answer
    x = 80,976.77

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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.